00278nam a2200109Ia 4500100003100000654002600031245004700057260003400104082001000138300000800148546001200156  aAho/ A.V./ Hopcroft/ J.E.   acomputer algorithems.  aDesign & analysis of computer algorithems.  bADDISON WESLEYaReadingc1974  a4.015  a470  aENGLISH