Author : Dr. S. K. Singh, Dr. Sandeep Kumar, Dr. Nasir Ahmed, Dr. Abha Kumari
Book Code : 3818
Language : English
ISBN : 978-93-7741-105-3
Author : Dr. S. K. Singh, Swadesh Kumar Gupta
Book Code : 1437
Language : Hindi
ISBN : 978-93-89585-88-9
Author : Dr. S. K. Singh, Dr. Anupam Agrawal, Amit Ganguly, Dr. Trilokinath Shrivastava
Book Code : 7771
ISBN : 978-93-6207-361-7
