Author: Prasad, Bimal
Publisher:Manohar Publishers and Distributors, New Delhi
Copyright:2001
Author: S. Gopal
Publisher:Jawaharlal Nehru Memorial Fund, New Delhi
Copyright:1994
Author: Prasad, H.Y. Sharada Damodaran, A. K. S. Gopal
Publisher:Jawaharlal Nehru Memorial Fund, New Delhi
Copyright:2001
Author: Kumar, Ravinder Prasad, H. Y. Sharada S. Gopal
Publisher:Jawaharlal Nehru Memorial Fund, New Delhi
Copyright:2001
Author: Mitra, Rathin
Publisher:Garhwal Mandal Vikas Nigam Ltd. 74/1 Dehradun-248001, Uttar Pradesh, India
Copyright:1994