000 | 00444nam a22001337a 4500 | ||
---|---|---|---|
008 | 230517b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
||
080 |
_aR 5/6(058) _bK8 |
||
245 |
_a1969 Britannica yearbook of science and the future _c/ Encyclopaedia Britannica, Inc. |
||
260 |
_aChicago: _bEncyclopaedia Britannica, Inc., _c1968 |
||
300 | _a447p. | ||
650 | _aScience | ||
942 |
_2udc _cYBK |
||
999 |
_c31763 _d31763 |