APA aipamena

Graff, E. J. (2004). What is marriage for? Beacon Press.

Chicago Style aipamena

Graff, E. J. What Is Marriage for? Boston: Beacon Press, 2004.

MLA aipamena

Graff, E. J. What Is Marriage for? Beacon Press, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.