Feyisetan, B. J., & Ainsworth, M. (1994). Contraceptive use and the quality, price and availability of family planning in Nigeria. World Bank.
Chicagoスタイル(17版)引用形式Feyisetan, Bamikale J., , Martha Ainsworth. Contraceptive Use and the Quality, Price and Availability of Family Planning in Nigeria. Washington, D.C: World Bank, 1994.
MLA(9版)引用形式Feyisetan, Bamikale J., , Martha Ainsworth. Contraceptive Use and the Quality, Price and Availability of Family Planning in Nigeria. World Bank, 1994.
警告: この引用は必ずしも正確ではありません.