Cita APA

Coyle,David Cushman. (1966). United Nations and how it works. Columbia University.

Chicago Edition Citation

Coyle,David Cushman. United Nations and How It Works. New York: Columbia University, 1966.

Cita MLA

Coyle,David Cushman. United Nations and How It Works. Columbia University, 1966.

Atenció: Aquestes cites poden no estar 100% correctes.