000 00354nam a2200145Ia 4500
008 240115s9999 xx 000 0 und d
020 _a9788170006046
050 _aZ675.R45.D42 2010
100 _aDhar, Meghna.
245 0 _aResearch and technical libraries
260 _aNew Delhi.
260 _bEss Ess publications.
260 _c2010
942 _aBK
999 _c1089
_d1089