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040 _aMAIN
041 _aEnglish
082 _a510
_bGRA
100 _aGraham, L. A.
245 4 _aThe surprise attack in mathematical problems
260 _a1968
_bDover publications
_cNew york
300 _avi,125p.
650 _aMathematics
942 _cBK
999 _c41636
_d41636