Richards, Owain Westmacott, 1901-
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| Codes | AuthorityID=AU80122516 NCID=DA01185728 |
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| 1 | Structure, physiology and development / O.W. Richards, R.G. Davies 10th ed.. - London : Chapman and Hall , 1977 |
| 2 | Classification and biology / O.W. Richards, R.G. Davies 10th ed.. - London : Chapman and Hall , 1977 |