United States. Central Intelligence Agency. (1992). Ethnolinguistic groups in the Caucasus region. [Central Intelligence Agency].
Chicago Style (17th ed.) CitationUnited States. Central Intelligence Agency. Ethnolinguistic Groups in the Caucasus Region. [Washington, D.C.?]: [Central Intelligence Agency], 1992.
MLA (9th ed.) CitationUnited States. Central Intelligence Agency. Ethnolinguistic Groups in the Caucasus Region. [Central Intelligence Agency], 1992.
Warning: These citations may not always be 100% accurate.