APA (7th ed.) Zitazioa

NcGraw-Hill. (2000). Forces. McGraw-Hill School Division.

Chicago Style (17th ed.) Zitazioa

NcGraw-Hill. Forces. New York: McGraw-Hill School Division, 2000.

MLA (9th ed.) Zitazioa

NcGraw-Hill. Forces. McGraw-Hill School Division, 2000.