APA (7th ed.) Zitazioa

Codding, G. A. (1961). The federal government of Switzerland. Houghton Mifflin.

Chicago Style (17th ed.) Zitazioa

Codding, George Arthur. The Federal Government of Switzerland. Boston: Houghton Mifflin, 1961.

MLA (9th ed.) Zitazioa

Codding, George Arthur. The Federal Government of Switzerland. Houghton Mifflin, 1961.