United Nations Fund for Pupulation Activities. (1976). Survey of contraceptive laws: Country profiles, checklists, and summaries. United Nations Fund for Population Activities.
Chicago Style (17th ed.) CitationUnited Nations Fund for Pupulation Activities. Survey of Contraceptive Laws: Country Profiles, Checklists, and Summaries. [New York?]: United Nations Fund for Population Activities, 1976.
MLA引文United Nations Fund for Pupulation Activities. Survey of Contraceptive Laws: Country Profiles, Checklists, and Summaries. United Nations Fund for Population Activities, 1976.
警告：這些引文格式不一定是100％准確.