| Author | Titles | | 1.
| William, S. Peterson | 1 | | 2.
| William Turbull, 1922-2012 | 0 | | 3.
| Author is: Turnbull, William, 1922-2012 | 1 | | 4.
| William Turnbull, 1935-1997 | 0 | | 5.
| Author is: Turnbull, William, 1935-1997 | 1 | | 6.
| Williams, Adrian, 1974- | 1 | | 7.
| Williams, Alan F. | 1 | | 8.
| Williams, Albert Rhys | 1 | | 9.
| Williams, Alun | 1 | | 10.
| Williams, Benjamin Samuel, 1822-1890 | 1 | | 11.
| Williams, Brian | 1 | | 12.
| Williams, C. K., 1936-2015 | 1 |
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