000 00334nam a2200121Ia 4500
008 230715s9999||||xx |||||||||||||| ||und||
041 _aeng
082 _a510
_bT14 MAL
100 _aMallik, Asok Kumar
_93291
245 0 _aPopular problems and puzzles in mathematics
_cMallik, Asok Kumar
260 _bFoundation Books
_c2014
942 _cBK
999 _c8724
_d8724