| 000 | 00517nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230310b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 025.343.61 _bM2;1 |
||
| 245 |
_aMedical subject headings: _bTree structures, 1983 _c/ National Library of Medicine Bethesda, Maryland, July 1982 |
||
| 260 |
_aBethesda: _bNational Library of Medicine, _c1983 |
||
| 300 | _axi, 443p. | ||
| 650 | _aLibrary science | ||
| 653 | _aSubject heading | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c7534 _d7534 |
||