APA引文

United Nations Educational, Scientific and Cultural Organization. (1952). International directory of adult education. s.n.

Chicago Style (17th ed.) Citation

United Nations Educational, Scientific and Cultural Organization. International Directory of Adult Education. [Paris: s.n, 1952.

MLA引文

United Nations Educational, Scientific and Cultural Organization. International Directory of Adult Education. s.n, 1952.

警告：這些引文格式不一定是100％准確.