000 00387nam a22001337a 4500
008 230418b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a339.5(063)(6)
_bK5;1
245 _aLagos conference selected documents
_c/ UNESCO
260 _aParis:
_bUNESCO,
_c1965
300 _a214p.
650 _aResearch
942 _2udc
_cPR
999 _c20572
_d20572