000 00267nam a2200109Ia 4500
008 221001s1968 xx 000 0 eng d
082 _a160 COH
100 _aCohen, C.
245 0 _aIntroduction to logic
260 _aDelhi
_bAllied Publications
_c1968
942 _2ddc
_cBK
999 _c8097
_d8097