00464pamaa2200169 4500 0000016189 20070723090000.0 0070366985 003.3 LAW QA76.9 LAW 1991 LAW Simulation modeling and analysis Averill M. Law, M. David Kelton. 2nd ed.. New York: McGraw-Hill, 1991. xxii, 759p.; 24cm. Digital computer simulation Kelton, W. David