APA (7th ed.) Zitazioa
Trowbridge, J. W. (1972). Urbanization in Jamaica. International Urbanization Survey.
Chicago Style (17th ed.) Zitazioa
Trowbridge, James W. Urbanization in Jamaica. Nueva York, EUA: International Urbanization Survey, 1972.
MLA (9th ed.) Zitazioa
Trowbridge, James W. Urbanization in Jamaica. International Urbanization Survey, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.