00338nam a2200121 a 450000500170000002000150001708200180003210000210005024500280007126000650009930000280016470000240019220251203110937.0  a0070495696  a005.7585bMEL  aMelnyk, Roman B.  aDB2bcomplete reference  aNew DelhibTata McGraw - Hill Publishing company Ltd.,c2001  axivic1024p.c24 cm. PB  aZikopoulos, Paul C.