000 00347nam a2200145Ia 4500
020 _a9788188385454
082 _b2131
_a510
100 _a"Arora, Dr. B.L."
245 0 _a1001 Maths Problems
260 _bAcademic Publishers
_aNew Delhi
_c2011
300 _a196
944 _cBK
999 _c497192
_d497192