000 00367nam a2200145Ia 4500
020 _a9788183852128
082 _b1906
_a370.157
100 _a"Belligham , John"
245 0 _aMind Sharpening Maths Problems
260 _bAcademic (India) Publishers
_aIndia
_c2011
300 _a232
944 _cBK
999 _c630476
_d630476