by M.D. Srivastava

by Diane I. Hillmann and Elaine L. Westbrooks

by M. Bavakutty and K.C. Abdul Majeed

by J. Sridevi and Vijay Laxshmi

by Edited by Shyama Balakrishnan& P K Paliwal

by R.S. Khochar

by Edited by S.R. Das

by Cherian Mathew

by Poonam

by Edited by Shyama Balakrishnan and P.K. Paliwal

by V.V.V. Satyanarayana

by Savita Mittal

by Raghunath Pandey and M.N. Velayudhan Pillai

by S.K. Chaudhary

by Edited by Shyama Balakrishnan and P.K. Paliwal

by C. Janakiraman

by Ajit Singh

by R. S. Prajapati

by Kusum Verma

by C Praveen Singh

by Manisha Dawra

by Edited by Srinivas Tyagi

by Edited by Pawan K. Gupta and Tirth Das

by Edited by Sunil Kumar Satpathy; Chandrakant Swain and Bij...

by H.E. Prasanna Kumar and Mahesh V. Mudhol