00495ntaaa2200181 45000030003000000050017000030080021000200400037000410820017000781000025000952450039001202500010001592600047001693000013002165000046002296500012002757000026002870120251027202553.00714s1973 ag 01 aAR-BaBNbspacAR-BaBNeaacrdRIC a301.4270 B65 aBossard, James H.S. aThe sociology of child development a1 ed. aNew York : bHarper and Row, cc1948, 1966 ax, 566 p aLa sociología del desarrollo del niño aniñez aBoll, Eleanor Stoker