000			00323nam a22001337a 4500
008			181107b xxu||||| |||| 00| 0 eng d
020			_a9780521379250
041			_aeng
080			_a101
100			_a24
101			_aFIL
245			_aInformal Logic A Handbook for Critical Argumentation _cWalton,D.N
942			_2udc _cBK
999			_c52077 _d52077