APA aipamena

Gunther, J. (1947). Inside USA. New York: Harper & brothers.

Chicago Style aipamena

Gunther, John. Inside USA. New York: Harper & brothers, 1947.

MLA aipamena

Gunther, John. Inside USA. New York: Harper & brothers, 1947.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.