00590nam a2200217Ia 4500 20231115112416.0 171129s9999||||xx |||||||||||||| ||und|| 8170244498 eng 574.5222 KHO-EN Khoshoo, T.N. 29454 Enviornmental concerns and strategies / by T.N. Khoshoo 880 3rd ed. New Delhi : Ashish, 1991 687p.; 22cm Ecology 1407 Environmental protection 29455 Environmental biology 29457 245 BK 0 0 0 0 RIEBR RIEBR GEN 2017-12-11 574.5222 KHO-EN 48881 BK 29415 29415