Author : Dr. Amit Kumar, Dr. Mukund Chandra Mehta

Book Code : 4436

Language : English

ISBN : 978-93-89585-24-7

Author : Dr. A.K. Chattoraj, Dr. Amit Kumar

Book Code : 5514

Language : English

ISBN : 978-93-90556-11-3

Author : Dr. S. K. Singh Dr. Ajay Kumar Chattoraj, Dr. Amit Kumar & Ankit Kumar Sharma

Book Code : 2600

Language : Hindi

ISBN : 978-93-95958-06-6

Author : Dr. S. K. Singh, Dr. Amit Kumar, Dr. Ajay Kumar Chattoraj & Ankit Kumar Sharma

Book Code : 2601

Language : English

ISBN : 978-93-95958-05-9