000 00490 am a2200193 a 4500
001 152877
003 OSt
005 20220217112804.0
008 60329 ###
020 _a9780486795539
082 _a510.712
_bS51C
100 1 _aStickels, Terry
245 1 _aChallenging math problems
_cby Terry Stickels
260 _aMineola
_bDover Publications
_c2015
300 _a104p.
653 _aMathematics
653 _aMathematical recreations
942 _2ddc
_cBK
999 _c15626
_d15626