Constrained optimization and Lagrange multiplier methods, by D. P. Bertsekas, Academic Press, New York, 1982, 395 pp. Price: $65.00. - Jack Yurkiewicz (Networks, 1985)

Nonlinear programming: Theory, algorithms, and applications by G. P. McCormick, Wiley, New York, 1983, 444 pp. Price: $48.50. - Jack Yurkiewicz (Networks, 1985)

Operations research: Applications and algorithms, by Wayne L. Winston, Duxbury press, Boston, 1987, 1025 pages. - Jack Yurkiewicz; Pace Plaza (Networks, 1988)

Operations research: Applications and algorithms, by Wayne L. Winston, duxbury Press, Boston, 1987, 1025 pages. - Jack Yurkiewicz (Networks, 1989)

Computer models for management science, 3rd ed., by Warren Erikson and Owen Hall, Addison-Wesley, Reading, MA, 1989, 263 pp. - Jack Yurkiewicz (Networks, 1994)

Case Article - Class Scheduling with Linear Programming. - Janice K. Winch; Jack Yurkiewicz (INFORMS Trans. Educ., 2014)

Case - Kelly's Class Scheduling. - Janice K. Winch; Jack Yurkiewicz (INFORMS Trans. Educ., 2014)