00927cam a2200289 4500 20181209223435.0 700626s1970 caua bs 001 0 eng 75103067 0716706806 DLC DLC BD-DhBPA HB871 .E35 304.6 EHP 1970 Ehrlich, Paul R. 11239 Population resources environment : issues in human ecology / Paul R. Ehrlich and Anne H. Ehrlich. San Francisco : W. H. Freeman , 1970. 383 p. : illus. 26 cm. 8.95 A Series of books in biology Third ed. published in 1977 under title: Ecoscience. Bibliography: p. [360]-363. bashira Population. 921 Pollution. 11240 Human ecology. 11241 Ehrlich, Anne H., joint author. 11242 ddc BK 4212 4212 0 ddc 0 0 BPATC BPATC GEN 2018-12-08 0 304.6 EHP 1970 1661 2018-12-08 00:00:00 2018-12-08 BK Ashik