TY - BOOK AU - Prasad, K. . TI - environmental management in hydro electric projects proceedings of the national seminar held at India International centre, New Delhi on vovember 11 and 12, 1999 / SN - 81-7022-870-0 U1 - G:55:(8) PY - 2000/// CY - New Delhi : PB - Concept Publishing Company , KW - Biology ER -