APA (7th ed.) Citation

Flagle, C. D., Huggins, W. H., & Roy, R. H. (1964). Operations research and systems engineering. Johns Hopkins Press.

Chicago Style (17th ed.) Citation

Flagle, Charles D., W. H. Huggins, and Robert H. Roy. Operations Research and Systems Engineering. Baltimore: Johns Hopkins Press, 1964.

MLA (8th ed.) Citation

Flagle, Charles D., et al. Operations Research and Systems Engineering. Johns Hopkins Press, 1964.