| 000 | 00419cam a22001097a 4500 | ||
|---|---|---|---|
| 008 | 180718b1966 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aYA09x73/Un3 | ||
| 245 |
_aNonconventional scientific and technical information systems in current use _cby National Science Foundation, United States |
||
| 260 |
_aWashington _bGovernment Printing Office _c1966 |
||
| 300 | _a558+p. | ||
| 700 | _aUnited States. National Science Foundation | ||
| 999 |
_c499353 _d499353 |
||