APA (7th ed.) Citation

Brownell, G. A., & Barker, W. G. (1981). The origin and development of the National Security Agency. Aegean Park Press.

Chicago Style (17th ed.) Citation

Brownell, George A., and Wayne G. Barker. The Origin and Development of the National Security Agency. Laguna Hills, Calif.: Aegean Park Press, 1981.

MLA (9th ed.) Citation

Brownell, George A., and Wayne G. Barker. The Origin and Development of the National Security Agency. Aegean Park Press, 1981.