00879nam0-22002891i-450-99000670697040332120001010000670697FED01000670697(Aleph)000670697FED0100067069720001010d--------km-y0itay50------baitay-------001yyExperiments in Family Planning. Lesson from the Developing WorldRoberto Cuca, Catherine S. Pierce.-Baltimore- LondonJ. Hopkins Press197722 cm, pp. XVI+261Cuca,Roberto249750Pierce,Catherine S.ITUNINARICAUNIMARCBK990006706970403321VI C 21820193FSPBCFSPBCExperiments in Family Planning. Lesson from the Developing World616617UNINAGEN01