00406nam a2200133Ia 4500008004100000082001700041100002300058245008900081260004000170300000800210650001400218650002000232653002000252170901s1968    xx            000 0 und d  a374.22bA89P  aAuerbach, Aline B. 0aParents Learn Through DiscussionbPrinciples and Practices of Parent Group Education  aNew YorkbJohn Wiley and Sonsc1968  a358  aEducation  aSocial sciences  aGroup education