00667nam a22002057a 4500 BD-DhUL 20141118123349.0 141118s1973 iluab||| |||| 001 0 eng d BD-DhUL BD-DhUL 574 B615 Biological Sciences Curriculum Study. Biological science : an ecological approach / Biological Sciences Curriculum Study. 3rd ed. Chicago ; London : Rand McNally, 1973 xii, 740 p. : ill. ( some col. ) ; 24 cm. "BSCS green version" Includes bibliographical references and index. Biology. ddc BK 19618 19618 0 0 ddc 0 574_000000000000000_B615 0 NFIC 37558 DUSL DUSL GEN 2014-11-18 574 B615 305201 2014-11-18 2014-11-18 BK