000 00317 a2200133 4500
020 _a978-81-7000-460-8
100 _qRANGANATHAN (SR)
245 _aColon Classification
250 _a6th
260 _aNew Delhi
_bEss Ess Publications
_c2020
300 _b1-3.126p.
650 _2Library Science
942 _2ddc
_cBK
999 _c300091
_d300091