| Author | Titles | | 1.
| Hughes, G. Bernard | 2 | | 2.
| Hughes Galeano, Eduardo, 1940-2015 | 0 | | 3.
| Author is: Galeano, Eduardo, 1940-2015 | 2 | | 4.
| Hughes Galeano, Eduardo Germán, 1940-2015 | 0 | | 5.
| Author is: Galeano, Eduardo, 1940-2015 | 2 | | 6.
| Hughes, George Graham Mckenny | 4 | | 7.
| Hughes, Georges, 19--?- | 1 | | 8.
| Hughes, Gordon, 1965- | 1 | | 9.
| Hughes, Gordon A., 1965- | 0 | | 10.
| Author is: Hughes, Gordon, 1965- | 1 | | 11.
| Hughes, Graham | 1 | | 12.
| Hughes, Harold K. | 1 | | 13.
| Hughes, Henry Brackenbury Louis | 1 |
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