00801cam a2200277 4500 779977 BD-DhUL 20170808115704.0 740820s1975 nyua b 001 0 eng 73020875 0023900105 DLC DLC DLC BD-DhUL n-us--- S938 .O87 1975 333.720973 OWN Owen, Oliver S., 1920- Natural resource conservation : an ecological approach / Oliver S. Owen. 2nd ed. New York : Macmillan, 1975. xiv, 700 p. : ill. ; 26 cm. Includes bibliographical references. Conservation of natural resources. Ecology. Environmental protection. ddc BK 67464 67464 0 0 ddc 0 333_720973000000000_OWN 0 NFIC 5455 DUSL DUSL GEN 1984-04-12 Purchased 333.720973 OWN A257497 2014-08-14 5 2014-08-14 BK 0 0 ddc 0 333_720973000000000_OWN 0 NFIC 114633 DUL DUL GEN 2016-05-18 Gift 333.720973 OWN A251883 2016-05-18 2 2016-05-18 BK 0 0 ddc 0 333_720973000000000_OWN 0 NFIC 114637 DUL DUL GEN 2016-05-18 Donation 333.720973 OWN 305922 2016-05-18 9 2016-05-18 BK 0 0 ddc 0 333_720973000000000_OWN 0 NFIC 114644 DUL DUL GEN 2016-05-18 Gift 333.720973 OWN A251885 2016-05-18 4 2016-05-18 BK 0 0 ddc 0 333_720973000000000_OWN 0 NFIC 115706 DUL DUL GEN 2016-05-19 Gift 333.720973 OWN A251884 2016-05-19 3 2016-05-19 BK