000 00263nam a22001217a 4500
999 _c680
_d680
082 _a160
_bCOP
100 _aCopi, Irving
245 _aIntroduction to logic
250 _a12th
260 _aNew Delhi
_bPearson Education
_c2007
300 _aXXII,686p.
942 _cD
_09