000			00445nam a2200145Ia 4500
008			190916s1972||||xx |||||||||||||| ||und||
020			_a0521080533
082			_a511.3 _bMa
100			_aSteen, S. W. P.
245		0	_aMathematical logic : _bwith special reference to the natural numbers / _cS.W.P. Steen.
260			_aCambridge : _bUniversity Press, _c1972.
300			_axvi, 638 p. ;
650			_aLogic, Symbolic and mathematical.
942			_cBK
999			_c8810 _d8810