TY - BOOK AU - Klausmeier Herbert J. TI - Cognitive learning and development : information - processing and piagetian perspectives SN - 0884101886 U1 - 153.4 PY - 1979/// CY - Cambridge PB - Ballinger Publishing KW - Piagel, Jean KW - Learning KW - Mental Processes KW - Cognition N2 - Cognition, Mental Processes, Learning, Piagel, Jean ER -