APA (7th ed.) Citation

Shultz, R. H., Godson, R., & Greenwood, T. (1993). Security studies for the 1990s. Brassey's (US).

Chicago Style (17th ed.) Citation

Shultz, Richard H., Roy Godson, and Ted Greenwood. Security Studies for the 1990s. Washington: Brassey's (US), 1993.

MLA (9th ed.) Citation

Shultz, Richard H., et al. Security Studies for the 1990s. Brassey's (US), 1993.