APA (7th ed.) Citation

Haugen. (2001). Biological and chemical weapons. Greenhaven Press.

Chicago Style (17th ed.) Citation

Haugen. Biological and Chemical Weapons. San Diego, Calif: Greenhaven Press, 2001.

MLA (8th ed.) Citation

Haugen. Biological and Chemical Weapons. Greenhaven Press, 2001.

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