000 00303nam a2200109 4500
008 240716b |||||||| |||| 00| 0 eng d
022 _a0278-9183
040 _aNational Science Library
_cNational Science Library
245 _aVideodisc, videotex
260 _aWestport:
_bMeckler Publishing
942 _cCR
999 _c64468
_d64468