‡a
contributiontothetheoryandpracticeofparentsassociationsadiscussionbasedona5yearexperimentmadebytheunitedparentsassociationsofnewyorkcity19251931
‡A
A contribution to the theory and practice of parents associations:
‡b
a discussion based on a five-year experiment made by the United parents associations of New York City, 1925-1931 /
‡l
eng
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