APA引文

International Labor Office. (1972). Eligibility for trade union office. [s.n.].

Chicago Style (17th ed.) Citation

International Labor Office. Eligibility for Trade Union Office. Geneva: [s.n.], 1972.

MLA引文

International Labor Office. Eligibility for Trade Union Office. [s.n.], 1972.

警告：這些引文格式不一定是100％准確.