cam a22 1 4500 533444535 CHVBK 20181121081927.0 150626s1976 xxu m 00 eng d (SNL)991002498149703976 (Sz)327247-41snl_51 (Sz)vtls000327247 (Sz)000327247 Sz SAZ MacMurry Jeannette J. An inquiry into the effect of Piaget's theory of cognition on the teaching of the new mathematics at the elementary and junior high school level Ann Arbor/Mich. (University Microfilms) 1976. II, VII, 301 leaves 21 cm. txt rdacontent n rdamedia nc rdacarrier Diss. phil. George Peabody College for Teachers 1975. 1900280640 dea ps NB038-2003 nt SNL 100 1- MacMurry Jeannette J. BK020300 XK020000 XK020000 SNL NB001 NB001 N 139557 NB10010