TY - JFULL ID - 133656316 TI - The Genetic epistemologist : the quarterly journal of the Jean Piaget Society. PY - 1976 PB - Newark, Del. : The Society DB - UniCat KW - Cognition in children KW - Cognition in children. KW - Zeitschrift KW - Piaget, Jean. UR - https://www.unicat.be/uniCat?func=search&query=sysid:133656316 AB - ER -