000 00259nam a2200121 4500
020 _a9788184303056
082 _a400
100 _aGaur, Dr. Ambika Prasad
245 _aThink Big
260 _aNew Delhi
_bOcean Books
_c2015
300 _a144p
942 _2ddc
_cFB
999 _c2621
_d2621