00714nam a22002171 4500 1/11069 970917s1976 enk 001 0 eng d 0 471 06665 6 11422 DLC GR-PeUP 338.4 GR. Grant, Eugene L. Principles of Engineering Economy / Eugene L. Grant; W. Grant Ireson; Richard S. Leavenworth. 6th edition. New York: John Wiley & Sons, 1976. 624 p.: tabl. & fig.; 21 cm. References & Index. Engineering economy. Ireson, Grant W. Leavenworth, Richard S. INST UNIPILB MAIN 20040709 338.4 GR. 00107793 00107793 LOAN 0 1