1. Financial Accounting:
• Financial Accounting - K.M. Agrawal and S.P. Gupta
• Principles of Accounting - M.C Kuchhal
• Financial Accounting - D.K. Goel
2. Business Mathematics and Statistics:
• Business Mathematics and Statistics - S.C. Gupta and V.K. Kapoor
• Business Mathematics - J.N. Kapur
• Statistics for Management - N.D. Vohra
3. Business Law:
• Business Law - N.D. Kapoor
• Commercial Law - G.K. Kapoor and S.K. Kapoor
4. Principles of Management:
• Principles of Management - P.C. Tripathi and P.N. Reddy
• Management Theory and Practice - S.P. Robbins
• Essentials of Management - Koontz and Weihrich
5. Microeconomics:
• Principles of Microeconomics - N. Gregory Mankiw
• Microeconomics - Hal R. Varian
• Microeconomic Theory - J. L. Hanson
6. Macroeconomics:
• Principles of Macroeconomics - N. Gregory Mankiw
• Macroeconomics - Olivier Blanchard and Daniel Cohen
• Macroeconomics - D.N. Dwivedi
7. Cost Accounting:
• Cost Accounting - CIMA Study Text
• Cost Accounting: Principles and Applications - S.P. Jain and K.L. Narang
• Cost Accounting: A Managerial Emphasis - Charles T. Horngren and Gary L. Sundem
8. Marketing Management:
• Marketing Management - Philip Kotler
• Marketing Management - S.A. Sherlekar
• Marketing Management - C.B. Gupta
Please note that these are just a few of the many recommended books for M.Com Part 1, and different universities may have their own suggested readings. It's always best to consult with your professors or the syllabus provided by your institution to know the specific books you should refer to.