| Autor | Títulos | 1.
| Porter, Joana | 1 | 2.
| Porter, Jonathan | 1 | 3.
| Porter, Julia | 1 | 4.
| Porter, Liliana, 1941- | 3 | 5.
| Porter, Robert Ker, 1777-1842 | 2 | 6.
| Porter, Robert Ker, Sir, 1777-1842 | 0 | 7.
| Ver: Porter, Robert Ker, 1777-1842 | 2 | 8.
| Porter, Tom | 2 | 9.
| Porter, Venetia | 3 | 10.
| Porter, Vicki | 1 | 11.
| Portera Sánchez, Alberto | 1 |
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