APA (7th ed.) Zitazioa
Hillman, B. (2009). Practical water. Wesleyan University Press.
Chicago Style (17th ed.) Zitazioa
Hillman, Brenda. Practical Water. Middletown, Conn.: Wesleyan University Press, 2009.
MLA (9th ed.) Zitazioa
Hillman, Brenda. Practical Water. Wesleyan University Press, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.