00543cam a22001571 4500 658.1502462 RIG L-27, P-81 Riggs, James L. 44614 Economic decision models for engineers and managers [by] James L. Riggs. New York, McGraw-Hill [1968] 401 p. illus. 24 cm. 0 0 0 658_150246200000000_RIG Decision making Mathematical models. 44615 Industrial management Mathematical models. 36471 MCE 379 ddc BK 548359 548359 0 0 ddc 0 0 MCE MCE 2014-08-27 0 658.1502462 RIG MCE-3655 2014-08-27 2014-08-27 BK