000 00339nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e47477
_aMAIN
041 _aEnglish
082 _a162 G346T
100 _aGhosh, B N
245 2 _aA textbook of dedutive logic
260 _aNew Delhi
_bVikas
_c1984
300 _a134 p.
942 _cBK
999 _c41740
_d41740