Author : Prof. B. L. Ojha, Prof. Manoj Kumar Ojha
Book Code : 8030
Language : Hindi
ISBN : 978-93-6207-714-1
Author : Dr. Pushpa Sinha, Dr. V. C. Sinha
Book Code : 8082
ISBN : 978-93-84223-26-7
Author : Dr. Chaturbhuj Mamoria, Dr. Satish Kumar Saha
Book Code : 6409
ISBN : 978-93-5167-097-1
