00429pamaa2200157 4500 0000029133 20091023090000.0 047116965X 004 OAK QA76.5 OAK 1997 OAKMAN The Computer triangle : hardware, software and people Robert L. Oakman. 2nd ed. new York: John Wiley & Sons, Inc., 1997. xix, 336p.; 27cm. Computers