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Ritter, Joachim,
| MIT Press |
1982
52
Huntington, Samuel P.
| Belknap Press |
1981
53
Parekh, Bhikhu C.
| Macmillan |
1981
54
Connolly, William E.
| Cambridge University Press |
1981
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Huntington, Samuel P.
| Belknap Press |
1981
56
Davis, J. C.,
| Cambridge University Press |
1981
57
Isaak, Alan C.,
| Dorsey Press |
1981
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Connolly, William E.
| Cambridge University Press |
1981
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Dyson, Kenneth H. F.
| Martin Robertson |
1980
60