APA (7th ed.) Zitazioa
Hicok, B. (2010). Words for empty and words for full. University of Pittsburgh Press.
Chicago Style (17th ed.) Zitazioa
Hicok, Bob. Words for Empty and Words for Full. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2010.
MLA (9th ed.) Zitazioa
Hicok, Bob. Words for Empty and Words for Full. University of Pittsburgh Press, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.