Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Kreitner, R. (2007). Calculating promises: The emergence of modern American contract doctrine. Stanford University Press.
Chicago Style (17th ed.) Zitazioa
Kreitner, Roy. Calculating Promises: The Emergence of Modern American Contract Doctrine. Stanford, CA: Stanford University Press, 2007.
MLA (9th ed.) Zitazioa
Kreitner, Roy. Calculating Promises: The Emergence of Modern American Contract Doctrine. Stanford University Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.