TY - BOOK AU - Vyas, L.N., ed. TI - Wetland conservation: proceedings of the seminar on wetlands and their conservation SN - 8190006010 U1 - 577.68 21st ed. PY - 1989/// CY - New Delhi PB - Indian Environmental Society KW - Ecology KW - Garg KW - K.K., ed KW - Land use KW - Mineral KW - Pollution KW - Wetland conservation KW - Wetlands ER -