Letters.
| Autor: | Jacobson, Joel R.1, Olson, Michael A., Turner, Clifford M., Pelitzer, Ilse, Pfeffer, Leo, Bustion Jr., Paul F., Sterne, Richard C. |
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| Zdroj: | Nation. 2/3/1979, Vol. 228 Issue 4, p98-98. 1p. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
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