APA (7th ed.) Citation

United Nations. Dept. of Economics and Social Affairs. (1955). Prison labour. s.n.

Chicago Style (17th ed.) Citation

United Nations. Dept. of Economics and Social Affairs. Prison Labour. New York: s.n, 1955.

MLA (9th ed.) Citation

United Nations. Dept. of Economics and Social Affairs. Prison Labour. s.n, 1955.

Warning: These citations may not always be 100% accurate.