APA (7th ed.) Citation

United States. National Geospatial-Intelligence Agency. (2004). Philippines: Historical map. National Geospatial-Intelligence Agency.

Chicago Style (17th ed.) Citation

United States. National Geospatial-Intelligence Agency. Philippines: Historical Map. [Washington, D.C.]: National Geospatial-Intelligence Agency, 2004.

MLA (9th ed.) Citation

United States. National Geospatial-Intelligence Agency. Philippines: Historical Map. National Geospatial-Intelligence Agency, 2004.

Warning: These citations may not always be 100% accurate.