TY - BOOK AU - Jaswal,I.J.S. ED - North-East India Council for Social Science Research TI - Status of ecology U1 - 301.3 PY - 1984/// CY - Patiala PB - Punjab Pub. House KW - Ecology KW - Congresses KW - Pollution KW - Environmental aspects N1 - Papers presented at a seminar organized by the North-East India Council for Social Science Research ER -