APA (7th ed.) Citation

Harkins, P. D., & Harkins, P. (1951). The Army officer's guide. McGraw-Hill.

Chicago Style (17th ed.) Citation

Harkins, Paul D., and Philip Harkins. The Army Officer's Guide. New York: McGraw-Hill, 1951.

MLA (9th ed.) Citation

Harkins, Paul D., and Philip Harkins. The Army Officer's Guide. McGraw-Hill, 1951.