00651cam a2200217 i 45000010005000000030003000050050017000080080041000250350018000660350017000840410011001010500021001121000022001332450073001552600037002283000045002654900029003105040030003396500023003698710041003926636UR20220428112435.0690416s1969    nyuac    b    001 0 eng    a(janium) 6625  a(janium)66251 aengfre 4aBF721b.M84 19691 aMuller, Philippe.14aThe tasks of childhood /ctranslated from the French by Anita Mason.  aNew York bMcGraw-Hill c[1969].  a255 p bill. (part col.), ports c20 cm. 0aWorld university library  aBibliography: p. 243-251. 0aChild development.  aVAUGHANbSTACKScBF721 .M7913dBKf1