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1[New York, Alan Guttmacher Institute, etc.]v. ill. 28 cm.Scanned images of back issues also available to subscribers of JSTOR via the World Wide Web.Materias: “...Arts & Sciences 1...”
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2New York, N.Y. : Alan Guttmacher Institute.v. : ill. ; 28 cm.Also issued online.Materias: “...Arts & Sciences 1....”