000 00289nam a2200121Ia 4500
008 151205s9999||||xx |||||||||||||| ||und||
020 _c0
100 _aKEYNES, JOHN NEVILLE
245 _aSTUDIES & EXERCISES IN FORMAL LOGIC
260 _c1906
_bMACMILAN
650 _aLOGIC
942 _cBK
999 _c206761
_d206761