000 00281nam a22001217a 4500
020 _a9788121900447
082 _a519.5 PIL
100 _aPillai, R S N
245 _aPractical Statistics
260 _aNew Delhi
_bS. Chand & Co. Pvt. Ltd
_c1987
700 _aBagavathi
942 _cDB
999 _c24400
_d24400