APA (7th ed.) Zitazioa
Leavitt, D. (1987). The lost language of cranes. Penguin books.
Chicago Style (17th ed.) Zitazioa
Leavitt, David. The Lost Language of Cranes. London: Penguin books, 1987.
MLA (9th ed.) Zitazioa
Leavitt, David. The Lost Language of Cranes. Penguin books, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.