00768cam a2200265 a 4500 136243 BD-DhUL 20160426160844.0 760115s1975 enk b 001 0 eng GB*** 0333177800 0333182790 paperback 136243 LC eng LC NMQU JX1291 .P475 301.5/92 18 306.2 19 PEH Pettman, Ralph. Human behaviour and world politics : a transdisciplinary introduction / Ralph Pettman. London : Macmillan, 1975. viii, 342 p. ; 23 cm. Includes bibliographical references and index. International relations Research. ddc BK 58733 58733