APA (7th ed.) Citation

Colby, E. (1977). The National Guard of the United States: A half century of progress. Military Affairs/Aerospace Historian Pub..

Chicago Style (17th ed.) Citation

Colby, Elbridge. The National Guard of the United States: A Half Century of Progress. Manhattan, Kan.: Military Affairs/Aerospace Historian Pub., 1977.

MLA (9th ed.) Citation

Colby, Elbridge. The National Guard of the United States: A Half Century of Progress. Military Affairs/Aerospace Historian Pub., 1977.