| Author | Titles | 1.
| Harker, Margaret, 1920-2013 | 2 | 2.
| Harker, Margaret F., 1920-2013 | 0 | 3.
| Author is: Harker, Margaret, 1920-2013 | 2 | 4.
| Harker, Margaret Florence, 1920-2013 | 0 | 5.
| Author is: Harker, Margaret, 1920-2013 | 2 | 6.
| Harkness, John C. | 1 | 7.
| Harlan, Calvin | 1 | 8.
| Harland, John | 2 | 9.
| Harland, M. C. | 1 | 10.
| Harlé, Diane | 2 | 11.
| Harle, J. C. | 1 | 12.
| Harlez, C. de | 1 |
|
|