000 00476nam a22001577a 4500
008 230315b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 027.54+002
_bM5
100 _aVerma, Subash Chandra
_93094
245 _aNational library and information system
260 _aJaipur:
_bPrintwell Publishers,
_c1985
300 _a172p.
650 _aLibrary science
653 _aInformation system
942 _2udc
_cBK
999 _c9315
_d9315