For students studying this subject, a valuable engineering reference book is “Operations Research” by P. Rama Murthy, published by New Age. This book provides comprehensive insights into the principles and techniques of operational research, covering topics such as linear programming, network analysis, queuing theory, and more. P. Rama Murthy’s book is widely recognized for its clear explanations, practical examples, and application-oriented approach, making it an essential resource for anyone seeking a deeper understanding of operational research concepts in the context of mechanical engineering.