| Autor | Títulos | 1.
| Kostka | 1 | 2.
| Kostof, Spiro | 5 | 3.
| Kostron, Ivan | 2 | 4.
| Kostrowisky, Guillaume de, 1880-1918 | 0 | 5.
| Ver: Apollinaire, Guillaume, pseud. | 20 | 6.
| Kostrowitski, Guillaume Apollinaire Albert de, 1880-1918 | 0 | 7.
| Ver: Apollinaire, Guillaume, pseud. | 20 | 8.
| Kostrowitski, Guillaume-Apollinaire-Albert de, 1880-1918 | 0 | 9.
| Ver: Apollinaire, Guillaume, pseud. | 20 | 10.
| Kostrowitsky, Wilhelm Apollinaris de, 1880-1918 | 0 | 11.
| Ver: Apollinaire, Guillaume, pseud. | 20 | 12.
| Kostrowitzky, Guillaume Albert Wladimir Alexandre Apollinaire de, 1880-1918 | 0 | 13.
| Ver: Apollinaire, Guillaume, pseud. | 20 | 14.
| Kostuilev, N. | 2 | 15.
| Kostyrko, Diana J. | 1 |
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