APA (7th ed.) Citation

(1985). The Vietnam War: An almanac (1. publ.). World Almanac Publ.

Chicago Style (17th ed.) Citation

The Vietnam War: An Almanac. 1. publ. New York, NY: World Almanac Publ, 1985.

MLA (9th ed.) Citation

The Vietnam War: An Almanac. 1. publ. World Almanac Publ, 1985.

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