United States. National Imagery and Mapping Agency. (1999). People's Democratic Republic of Yemen, Scale 1: 500,000, TPC K-6B, October 19, 1983. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. National Imagery and Mapping Agency. People's Democratic Republic of Yemen, Scale 1: 500,000, TPC K-6B, October 19, 1983. [Place of publication not identified]: [publisher not identified], 1999.
MLA (9th ed.) CitationUnited States. National Imagery and Mapping Agency. People's Democratic Republic of Yemen, Scale 1: 500,000, TPC K-6B, October 19, 1983. [publisher not identified], 1999.
Warning: These citations may not always be 100% accurate.