Adams, W. J., Gewirtz, A., & Quintas, L. V. (1969). Elements of linear programming. Van Nostrand Reinhold Co.

Adams, William J., Allan Gewirtz, and Louis V. Quintas. Elements of Linear Programming. New York: Van Nostrand Reinhold Co, 1969.

Adams, William J., et al. Elements of Linear Programming. Van Nostrand Reinhold Co, 1969.