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| Nom de la collection | Nb de livres références |
|---|---|
| Collins nature guides | 4 |
| Collins pocket guide | 1 |
| Collins willow | 3 |
| Eos | 4 |
| Flamingo | 25 |
| Harper | 167 |
| Harper Perennial | 72 |
| Harper sport | 1 |
| HarperCollins Books | 697 |
| HarperCollins Children's books | 0 |
| Harpercollins publishers | 2 |
| Harpercollins publishers ltd | 16 |
| HarperPrism | 1 |
| HarperTorch | 18 |
| Indus | 4 |
| Lions Tracks | 5 |
| Make way for Noddy | 1 |
| Poche | 74 |
| Silver dolphins | 1 |
| Ted Smart | 7 |
| The History of Middle-Earth | 1 |
| Thorsons | 29 |
| Tow of a kind | 1 |
| Voyager | 26 |
| Yellow back books | 1 |