APA (7th ed.) Citation

Gass, S. I., & Assad, A. A. (2005). An Annotated Timeline of Operations Research: An Informal History. Springer Science + Business Media, Inc.

Chicago Style (17th ed.) Citation

Gass, Saul I., and Arjang A. Assad. An Annotated Timeline of Operations Research: An Informal History. Boston, MA: Springer Science + Business Media, Inc, 2005.

MLA (8th ed.) Citation

Gass, Saul I., and Arjang A. Assad. An Annotated Timeline of Operations Research: An Informal History. Springer Science + Business Media, Inc, 2005.