000 00289nam a2200121 4500
008 160616s 000 0
245 _aSets,sequence and mappings
100 _aAnderson, Kenneth W
100 _aHall, Dick Wick
500 _aB31 K310
942 _cBK
_2BK907
080 _a510.21 AND
999 _c907
_d907