APA aipamena

U.S. Dept. of State. Office of External Research. (1967). Foreign affairs research: A directory of governmental resources. U.S. Govt. Print. Off.].

Chicago Style aipamena

U.S. Dept. of State. Office of External Research. Foreign Affairs Research: A Directory of Governmental Resources. [Washington: U.S. Govt. Print. Off.], 1967.

MLA aipamena

U.S. Dept. of State. Office of External Research. Foreign Affairs Research: A Directory of Governmental Resources. U.S. Govt. Print. Off.], 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.