| 000 | 00373nam a2200121 4500 | ||
|---|---|---|---|
| 245 |
_aLaboratory studies of chick, pig and frog embryo _cby Ray L. Watterson and Robert M. Sweeny |
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| 100 | _aWatterson, Ray, L. | ||
| 710 | _aSweeny, Robert M. | ||
| 250 | _a2nd ed. | ||
| 260 |
_aMinnesota _bBurgess _c1970 |
||
| 300 | _av, 179p.; 38plates. ; 28cm. | ||
| 082 |
_a598.610433 _bWAT |
||
| 999 |
_c21912 _d21912 |
||