000			00342nam a2200133Ia 4500
008			220314s9999||||xx |||||||||||||| ||und||
080			_a510
100			_aBasson, A H; Oconnor, D J
245		0	_aIntroduction to symbolic logic
260			_bOxford University Press, Tokyo _c1983
300			_a175367
650			_aMathematics
942			_cBOOK
999			_c28734 _d28734