search query: @author Wittrock, B. / total: 1
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title | year | author | ||
1. |
Policy Sciences
1983 : APR, VOL. 15:3, p. 195-203 |
1983 | Wittrock, B. |
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title | year | author | ||
1. |
Policy Sciences
1983 : APR, VOL. 15:3, p. 195-203 |
1983 | Wittrock, B. |