| 000 | 00464nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 160424b xsy||||| |||| 00| 0 eng d | ||
| 082 | _a503 | ||
| 110 | 1 |
_anational union catalog. _947968 |
|
| 245 | 1 |
_alibrary of congress catalogs\ _cnational union catalog. |
|
| 260 |
_awashington: _blibrary of congress, _c1975. |
||
| 300 |
_a1022p; _c30cm. |
||
| 650 |
_anatural sciencses and mathematics. _947969 |
||
| 710 |
_anational union catalog. _947970 |
||
| 942 |
_2ddc _cBK |
||
| 999 |
_c303151 _d303151 |
||