00265nam a2200109 a 450000500170000002000150001708200150003210000240004724500310007126000310010230000220013320251203090453.0  a0876924305  a005.1bben  aBentley, Jon, Louis  aWriting efficient programs  aDelhi: Prentice-Hallc1986  axvi,170p.c23 cm.