APA aipamena

Guardia, D. l. (2003). American voices: Culture and community. Boston: McGraw-Hill.

Chicago Style aipamena

Guardia, Dolores la. American Voices: Culture and Community. Boston: McGraw-Hill, 2003.

MLA aipamena

Guardia, Dolores la. American Voices: Culture and Community. Boston: McGraw-Hill, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.