Dyfyniad APA

United Nations. Economic Commission for Europe. (1976). Fertility and family planning in Europe around 1970: A comparative study of twelve national surveys. United Nations.

Dyfyniad Arddull Chicago

United Nations. Economic Commission for Europe. Fertility and Family Planning in Europe Around 1970: A Comparative Study of Twelve National Surveys. New York: United Nations, 1976.

Dyfyniad MLA

United Nations. Economic Commission for Europe. Fertility and Family Planning in Europe Around 1970: A Comparative Study of Twelve National Surveys. United Nations, 1976.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.