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040 _aMAIN
041 _aEnglish
082 _a510
100 _aVILENKIN, N.
245 0 _aCombinatorial Mathematics For Recreation
_bCombinatorial Mathematics For Recreation, Moscow : MIR Publishers, 1972
_cN. VILENKIN
260 _c1972
_bMIR Publishers
_aMoscow
942 _cBK
999 _c10972
_d10972