000 00340nam a2200157Ia 4500
001 83303
008 240126s9999||||xx |||||||||||||| ||und||
082 _a153.4 ROB
100 _aRobertson, John M.
_948898
245 0 _aLetters on reasoning
260 _aLondon
260 _bWatts
260 _c[n.d.]
300 _a178p.
942 _cBK
999 _c83303
_d83303