00000nam 2200000 4500 INLIS000000000003255 20190627093802 0010-0718003255 190627################g##########0#eng## id 153 153 Gin p Ginsburg, Herbert Opper, Sylvia Piaget's theory of intellectual development An Introduction / Herbert Ginsburg Englewood Cliffs : Prentice-Hall, Inc., 1969 xi; 237 hlm. : ilus ; 23 cm Intelektual 153 Gin p Perpustakaan Lembaga Administrasi Negara 17725 17725