APA (7th ed.) Citation

Bedoyere, G. D. L. (2006). The first computers. World Almanac Library.

Chicago Style (17th ed.) Citation

Bedoyere, Guy De La. The First Computers. United States: World Almanac Library, 2006.

MLA (9th ed.) Citation

Bedoyere, Guy De La. The First Computers. World Almanac Library, 2006.