000 00495 a2200253 4500
001 126391
020 _a18
041 _aeng
080 _a025.5 Muk
245 _aReference work and its tools
250 _a2nd rev. ed
260 _aCalcutta
260 _bWorld Press,
260 _c1971
300 _axi,393 p.
300 _c23 cm
490 _a
100 _aMukherjee, A.K.
700 _a
650 _a
650 _aReference services (Libraries)
942 _cBK
942 _2UDC
999 _c94658
_d94658