000 00642nam a22001697a 4500
008 230222b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _aD 002.6:5/6(4/9)
_bK9
245 _aWorld guide to technical information and documentation services
_c/ United Nations Educational, Scientific and Cultural Organization
260 _aParis:
_bUnited Nations Educational, Scientific and Cultural Organization,
_c1969
300 _a287p.
365 _b24.00
_cINR
650 _aInformation science
653 _aDocumentation centre
653 _atechnical centre
942 _2udc
_cBK
999 _c3010
_d3010