Shankar Guha Niyogi2006-01-012026-07-032006-01-011991-10https://dans.nls.ac.in/handle/123456789/7036The book 'Hamara Paryavaran' written by Shankar Guha Niyogi and published by Chhattisgarh Mukti Morcha in October 1991.Hi-IndiaCMMNiyogi CaseBook