Linear and Nonlinear - Hardcover, by Luenberger David G.; - Acceptable

Linear and Nonlinear Programming (International Series in Operations Research &

Linear and Nonlinear Programming (International Series in Operations - CLEAN EUC

Linear Programming: Foundations and Extensions (International Series in Oper...

Linear Algebra and Its Applications, 4th - Hardcover, by Lay David C. - Good

Linear and Nonlinear Programming Paperback David G. Kuenberger