APA (7th ed.) Zitazioa
Kaplan, I. (1977). Area handbook for Somalia (2d ed.). For sale by the Supt. of Docs., U.S. Govt. Print. Off..
Chicago Style (17th ed.) Zitazioa
Kaplan, Irving. Area Handbook for Somalia. 2d ed. Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.
MLA (9th ed.) Zitazioa
Kaplan, Irving. Area Handbook for Somalia. 2d ed. For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.