| Author | Titles | | 1.
| Walker, John Albert, 1938- | 2 | | 2.
| Walker, Jori Lynn | 1 | | 3.
| Walker, Kara Elizabeth, 1969- | 5 | | 4.
| Walker, Kathrine Sorley | 1 | | 5.
| Walker, Kelley, 1969- | 4 | | 6.
| Walker, Kenneth Macfarlane | 3 | | 7.
| Walker, Kevin | 1 | | 8.
| Walker, Lisa | 1 | | 9.
| Walker, Lynne | 1 | | 10.
| Walker, M. I. | 1 |
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