| Author | Titles | 1.
| Koch, Sue | 1 | 2.
| Koch, Uwe | 4 | 3.
| Koch, Walter | 1 | 4.
| Koch, Wilfried | 2 | 5.
| Kochan, Lionel | 1 | 6.
| Kochan, Nicholas | 1 | 7.
| Kochar, Ervand, 1899-1979 | 0 | 8.
| Author is: Kotchar, Ervand, 1899-1979 | 1 | 9.
| Kochar, Ervand Semenovich, 1899-1979 | 0 | 10.
| Author is: Kotchar, Ervand, 1899-1979 | 1 | 11.
| Kochar, Erwand, 1899-1979 | 0 | 12.
| Author is: Kotchar, Ervand, 1899-1979 | 1 | 13.
| Kochen, Francisco | 1 |
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