If you’re struggling to visualize how microscopic particle movements turn into macroscopic temperature and pressure, this book is arguably the best "bridge" available for the Indian curriculum. Elementary Statistical Mechanics By Gupta and Kumar

While digital previews and "compressed" versions can occasionally be found on sites like eBook Library

A comprehensive review of Thermodynamics and the Kinetic Theory of Gases. Classical Statistics:

For many physics students, the jump from classical thermodynamics to statistical mechanics feels like trying to bridge two different worlds. Elementary Statistical Mechanics Dr. S. L. Gupta Dr. V. Kumar (published by Pragati Prakashan

, many students prefer the physical paperback for its 400+ pages of detailed derivations and illustrative problems. Bottom Line:

Unlike dense, overly abstract international editions, Gupta and Kumar’s text is celebrated for its systematic approach

Deep dives into basic concepts, distribution laws, and the essential Method of Ensembles Quantum Statistics: