Cita APA

Douglas, W. O. (1951). Strange lands and friendly people. New York: Harper.

Chicago Style Citation

Douglas, William O. Strange Lands and Friendly People. New York: Harper, 1951.

Cita MLA

Douglas, William O. Strange Lands and Friendly People. New York: Harper, 1951.

Atenció: Aquestes cites poden no estar 100% correctes.