000 004490000a22001690004500
008 160526b1960 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a510.222
_bH3
942 _cBK
100 _aHalmos, Paul R.
245 _aNaive set theory
260 _aPrinceton
_bD. Van Nostrand
_c1960
300 _avii, 104p.
440 _aThe University series in undergraduate mathematics
650 _aMATHEMATICS-Set theory
650 _aSET THEORY
999 _c11036
_d11036