APA (7th ed.) Zitazioa
Pfefferle, W. T. (2005). Poets On Place. Utah State University Press.
Chicago Style (17th ed.) Zitazioa
Pfefferle, W. T. Poets On Place. Logan, Utah: Utah State University Press, 2005.
MLA (9th ed.) Zitazioa
Pfefferle, W. T. Poets On Place. Utah State University Press, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.