APA aipamena

Denny, R. (2008). Selling to win (3rd ed.). Kogan page India.

Chicago Style aipamena

Denny, Richard. Selling to Win. 3rd ed. New Delhi: Kogan page India, 2008.

MLA aipamena

Denny, Richard. Selling to Win. 3rd ed. Kogan page India, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.