Author : R. C. Agrawal, Dr. Satish Kumar Saha

Book Code : 0371

Language : Hindi

ISBN : 978-93-7741-487-0

Author : Dr. Satish Kumar Saha, Anju Agrawal

Book Code : 0425

Language : English

ISBN : 978-93-7741-775-8

Author : Dr. Radhakrishnan Vaishnoi & Dr. Satish Kumar Saha

Book Code : 0418

Language : Hindi

ISBN : 978-93-7741-773-4