APA (7th ed.) Zitazioa

Hill, C., & Davidson, B. (1973). Subsistence U.S.A. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Zitazioa

Hill, Carol, eta Bruce Davidson. Subsistence U.S.A. New York, USA: Holt, Rinehart and Winston, 1973.

MLA (9th ed.) Zitazioa

Hill, Carol, eta Bruce Davidson. Subsistence U.S.A. Holt, Rinehart and Winston, 1973.