000 00244nam a2200097Ia 4500
008 190428s9999||||xx |||||||||||||| ||und||
100 _aHalmos, P.R.
_919650
245 _aAlgebraic logic
250 _b1962. 271
260 _bChelsea. New York, U.S.A.
999 _c19440
_d19440