| Autor | Títulos | | 1.
| Koch, Robert A. | 4 | | 2.
| Koch, Roberto, 1955- | 1 | | 3.
| Koch, Rudolf | 1 | | 4.
| Koch, Sue | 1 | | 5.
| Koch, Uwe | 4 | | 6.
| Koch, Walter | 1 | | 7.
| Koch, Wilfried | 2 | | 8.
| Kochan, Lionel | 1 | | 9.
| Kochan, Nicholas | 1 | | 10.
| Kochar, Ervand, 1899-1979 | 0 | | 11.
| Ver: Kotchar, Ervand, 1899-1979 | 1 |
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