APA aipamena

Higgins, B. H. (1953). The economic and social development of Libya. United Nations.

Chicago Style aipamena

Higgins, Benjamin Howard. The Economic and Social Development of Libya. [New York: United Nations, 1953.

MLA aipamena

Higgins, Benjamin Howard. The Economic and Social Development of Libya. United Nations, 1953.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.