000 00336nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aSaunders Mac Lane
_92708
245 0 _aProceedings Of The National Academy Of Sciences
260 _c1965
_bThe National Academy Of Science
_aUSA
300 _bV.53
942 _cJRBV
999 _c26792
_d26792