00000ntm a22000002c 4500 991077021929705501 20201228204648.0 761109s1976 xxu bb||| 000 0 eng|d (swissbib)172628792-41slsp_network 172628792 ExL (NEBIS)006242495EBI01 (OCoLC)2547329 (EXLNZ-41SLSP_NETWORK)991077021929705501 (41SLSP_UZB)990062424950205508 (41SLSP_UZB)990062424950205508 BGU CH-ZuSLS Geiringer, Eva Ruth Performance on Piaget's water-level task in middle age and senescence Eva Geiringer Ann Arbor, Mich. Xerox University Microfilms 1976 1 Mikrofiche Thesis (Ph. D.), Bowling Green State University Includes bibliographical references (leaves 33-35) Piaget, Jean 1896-1980 Older people Space perception Hochschulschrift gnd-content Raumvorstellung uzb-Z9 Z01 OET MFC 218 (41SLSP_UZB)990062424950205508 IDSZRMedeaZBZ OET 11 MFC 218 Z01 (41SLSP_UZB)990062424950205508 (41SLSP_UZB)990062424950205508 (41SLSP_UZB)990062424950205508