00422ntaaa2200157   45000030003000000050017000030080021000200400037000410820017000781000024000952450031001192500010001502600054001603000010002145000040002240120251027202548.00714s1973  ag    01   aAR-BaBNbspacAR-BaBNeaacrdRIC  a301.4240 Sc5  aSchmieding, Alfred   aSex in childhood and youth  a1 ed.  aSt. Louis : bConcordia Publishing House, cc1953  a149 p  aEl sexo en la niñez y la juventud