APA (7th ed.) Zitazioa
Herren, G. (2004). Upon a midnight clear: Queer Christmas tales. Southern Tier Editions, Harrington Park Press.
Chicago Style (17th ed.) Zitazioa
Herren, Greg. Upon a Midnight Clear: Queer Christmas Tales. New York: Southern Tier Editions, Harrington Park Press, 2004.
MLA (9th ed.) Zitazioa
Herren, Greg. Upon a Midnight Clear: Queer Christmas Tales. Southern Tier Editions, Harrington Park Press, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.