00839nam a22001937a 4500 BD-DhUL 20190130152946.0 190130s1991 nyua|||| |||| 000 0 eng d BD-DhUL BD-DhUL 363.96 UNM United Nations. Department of International Economic and Social Affairs. Measuring the dynamics of contraceptive use : proceedings of the United Nations expert group meeting on measuring the dynamics of contraceptive use, New York, 5-7 December, 1988 / United Nations. Department of International Economic and Social Affairs New York : United Nations, 1991. xii, 201 p. : ill. ; 28 cm. Includes bibliographical references. Birth control. Contraceptive use / Failures. ddc BK 246045 246045 0 0 ddc 0 363_960000000000000_UNM 1 NFIC 374368 DUL DUL UNC 2019-01-30 Gift 363.96 UNM D11729 2019-01-30 1 2019-01-30 BK