LEADER 00000nam 2200205 a 4500 001 0412377 003 UkHlHU 007 t 008 001109 1 1969 000 eng 010 69014983 040 UkHlHU 050 4 BF 721 M2 100 1 Maier, Henry W.|q(Henry William),|eauthor. 245 10 Three theories of child development :|bthe contributions of Erik H. Erikson, Jean Piaget, and Robert R. Sears, and their applications /|cHenry W. Maier. 250 Rev. ed. 260 New York :|bHarper & Row,|c1969. 300 342p. 600 10 Erikson, Erik H.|q(Erik Homburger),|d1902-1994. 600 10 Piaget, Jean,|d1896-1980. 600 10 Sears, Robert R.|q(Robert Richardson),|eauthor. 650 0 Child psychology. 947 No ISBN assigned
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