United Nations. Department for Economic and Social Information and Policy Analysis. Levels and trends of contraceptive use as assessed in 1994. New York: United Nations, 1996. viii, 163 s.
Department for Economic and Social Information and Policy Analysis, P. D. (1996). Levels and trends of contraceptive use as assessed in 1994. New York: United Nations.
Styl ChicagoDepartment for Economic and Social Information and Policy Analysis, Population Division. Levels and Trends of Contraceptive Use As Assessed in 1994. New York: United Nations, 1996.
Citace podle MLADepartment for Economic and Social Information and Policy Analysis, Population Division. Levels and Trends of Contraceptive Use As Assessed in 1994. New York: United Nations, 1996.
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