000			00409pam a2200133a 44500
082			_a512.81 _bSe48
100			_aSelby, Samuel
245			_aSets relations functions _ban introduction _cSamuel Selby, Leonard Sweet
260			_aNew York _bMcgraw - Hill Book Company ,Inc. _c1963
300			_ax, 233p.
650			_aMathematics -- Symbolisms From Set Theory
700			_aSweet, Leonard
997			_a50600 W
999			_c449395 _d449395