Best books for NIACL Mains 2021: As the NIACL AO Mains exams are not very far away from you, you need to speed up your preparation. And the best way to do perfect preparation is by way of books that have proven fruitful for countless aspirants in the past. There are some very authentic books available in the market that can help you in fully understanding the concepts of the various topics that are being included in the exam syllabus, coupled with important questions and tricks to score well in the exam.
Here is a list of section-wise books that you can refer to while preparing for the NIACL AO 2021 Mains exam:
QA consists of 35 marks in the Prelim and 50 marks in the Mains Exam. Check out the list of the best books to counter this section:
| Best Books for Quantitative Aptitude | Author/Publication |
| Data Interpretation | Arun Sharma |
| Quantitative Aptitude | RS Aggarwal |
| Quicker math | M Tyra |
| Shortcuts in Quantitative Aptitude | Disha Experts |
English section will come in Prelims (30 Marks) and Mains (50 Marks). The Mains Exam is divided into 2 parts: Objective & Descriptive type, in which you will be required to write a letter of 10 Marks and an Essay of 20 marks. You need to learn new words every day and read English newspapers to improve your English skills to counter this section.
| Best Books for the English Language | Author/Publication |
| English Grammar & Composition | Wren and Martin |
| Objective English for Competitive Examinations | Hari Mohan Prasad, Uma Rani Sinha, McGraw Hill Education Publication |
| Word Power Made Easy | Normal Lewis |
| Descriptive General English | S P Bakshi Richa Sharma |
| Essential Grammar in Use (3rd Edition) | Raymond Murphy, Cambridge University, New Delhi |
Reasoning Ability section will come both in prelim (35 marks) and mains (50 marks). Given below is a list of the best books to counter this section:
| Best Books for Reasoning Ability | Author/Publication |
| A Modern approach Verbal and Non-Verbal Reasoning | BS Sijwali |
| Analytical Reasoning | M.K Pandey |
| A New Approach to Reasoning Verbal & Non-Verbal | S Sijwali |
| Verbal Reasoning | RS Agarwal |
| Test of Reasoning | Edgar Thorpe |
General Knowledge section is a part of mains exam only and is of 50 marks. You need to follow the daily news regularly along with the best books given below to fetch maximum marks.
| Best Books for General Awareness | Author/Publication |
| Manohar Pandey Book | Arihant Publications |
| Guide to Banking General Awareness | R Gupta |
| Manorama Yearbook 2020 (English) Paperback | Philip Mathew |
| Pratiyogita Darpan | Monthly Edition |
There are innumerable books available in the market and online stores that claim lending help to clear the NIACL AO Exam, but few are as useful as they claim. Therefore, you should select the books wisely based on the ratings and reviews of experts and other aspirants who have already cleared the exam before making a sound choice. And the books that are mentioned in this article have been and still are the best choice for both the teachers and aspirants of the NIACL AO Exam. Also, you need to check the knowledge gained from the books via Mock Tests.
Download RRB ALP CBT 2 Admit Card 2026. Check exam date, shift timings, reporting time,…
Check PNB SO Result 2026 PDF, download merit list, interview dates, shortlisted candidates, selection process,…
Master Syllogism questions for IBPS PO with this free practice quiz. Learn "Only a few"…
Check the PNB LBO Syllabus 2026 and exam pattern with subject-wise topics, marking scheme, sectional…
Check PNB LBO Salary 2026, in-hand salary, pay scale, allowances, perks, job profile, career growth,…
Attempt the free SBI PO Mock Test Challenge 2026 with free mock tests, sectional quizzes,…
Thousands of aspirants have cleared exams using PracticeMock’s exam-level mock tests.