APA aipamena

Weinberg, B. A. (2002). The Caffeine Advantage. The Free Press.

Chicago Style aipamena

Weinberg, Bennett Alan. The Caffeine Advantage. The Free Press, 2002.

MLA aipamena

Weinberg, Bennett Alan. The Caffeine Advantage. The Free Press, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.