Author : Dr. V. C. Sinha, Dr. Alok Gupta

Book Code : 8491

Language : English

ISBN : 978-93-5167-141-1

Author : Dr. V. C. Sinha, Dr. Alok Gupta

Book Code : 9298

Language : English

ISBN : 978-93-5167-087-2

Author : Dr. Alok Gupta, Prof. B. L. Ojha

Book Code : 8494

Language : Hindi

ISBN : 978-93-5167-299-9