00905cam a2200277 4500 20181209222433.0 731116r19731970enk b 001 0 eng 73175882 GB73-13211 0041500423 DLC DLC DLC BD-DhBPA BF38.5 .P5 150 PIM 1970 Piaget, Jean, 1896-1980. 2226 Main trends in psychology. London, Allen and Unwin, 1973. 72 p. 22 cm. £0.85 Main trends in the social sciences, 2 "Originally published as chapter 3 in Main trends of research in the social and human sciences, Part 1, Mouton/Unesco 1970." Includes bibliographical references and index. Jubayer Psychology Methodology. 2227 Psychology Research. 2228 ddc BK 790 790 0 ddc 0 0 BPATC BPATC GEN 2018-02-13 0 150 PIM 1970 8192 2018-02-13 00:00:00 2018-02-13 BK Jubayer