| Author | Titles | | 1.
| Isaacs, A. Lionel | 1 | | 2.
| Isaacs, Alan | 2 | | 3.
| Isaacs, Edith J. R., 1878-1956 | 1 | | 4.
| Isaacs, Edith Juliet Rich, 1878-1956 | 0 | | 5.
| Author is: Isaacs, Edith J. R., 1878-1956 | 1 | | 6.
| Isaacs, Nathaniel | 1 | | 7.
| Isaacs, Reginald R., 1911-1986 | 1 | | 8.
| Isaacson, Joel | 3 | | 9.
| Isaacson, Richard | 1 | | 10.
| Isaak, Jo Anna | 1 | | 11.
| Isábal Barrades, Noeli | 1 |
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