000			00361nam a22001337a 4500
999			_c4311 _d4311
020			_a0486601641
082			_a511.3 _bLAN/AN
100			_aLanger, Susanne K., _94762
245			_aAn Introduction To Symbolic Logic _cSuanne K. Langer
250			_a3rd ed. Rev
260			_aNew York : _bDover Publications, Inc. _cc1967.
300			_a367 p.: _b[149]
942			_cBOOK