Cita APA

Paul Roberts. (1956). Patterns of English. New York: Harcourt, Brace and World.

Chicago Style Citation

Paul Roberts. Patterns of English. New York: Harcourt, Brace and World, 1956.

Cita MLA

Paul Roberts. Patterns of English. New York: Harcourt, Brace and World, 1956.

Atenció: Aquestes cites poden no estar 100% correctes.