| Author | Titles | 1.
| Calixto, José António | 2 | 2.
| Calixto, Maria Leonor | 2 | 3.
| Calkins, Robert G. | 3 | 4.
| Callado, Antônio | 1 | 5.
| Callado, José Carlos Pereira Lucas | 1 | 6.
| Callaghan, John | 1 | 7.
| Callahan, Carol J. | 1 | 8.
| Callahan, David | 6 | 9.
| Callahan, Harry, 1912-1999 | 6 | 10.
| Callahan, Harry H., 1912-1999 | 0 | 11.
| Author is: Callahan, Harry, 1912-1999 | 6 |
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