APA aipamena

Rogers, J. (2004). Market leader: Talk business (Elementary business english). New York: Longman.

Chicago Style aipamena

Rogers, John. Market Leader: Talk Business (Elementary Business English). New York: Longman, 2004.

MLA aipamena

Rogers, John. Market Leader: Talk Business (Elementary Business English). New York: Longman, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.