APA (7th ed.) Citation

United States. Defense Mapping Agency. Topographic Center & United States Board on Geographic Names. (1976). Yemen Arab Republic: Official standard names approved by the United States Board on Geographic Names. Dept. of the Interior, Board on Geographic Names.

Chicago Style (17th ed.) Citation

United States. Defense Mapping Agency. Topographic Center and United States Board on Geographic Names. Yemen Arab Republic: Official Standard Names Approved by the United States Board on Geographic Names. Washington: Dept. of the Interior, Board on Geographic Names, 1976.

MLA (9th ed.) Citation

United States. Defense Mapping Agency. Topographic Center and United States Board on Geographic Names. Yemen Arab Republic: Official Standard Names Approved by the United States Board on Geographic Names. Dept. of the Interior, Board on Geographic Names, 1976.