| Auteur(s) | Gardner, A. E. |
| Jaar | 1977 |
| Titel | A key to larvae. In: C. O. Hammond. The dragonflies of Great Britain and Ireland. Curwen Books, The Curwen Press, London: 72-89. |
| Auteur(s) | Gardner, A. E. |
| Jaar | 1977 |
| Titel | A key to larvae. In: C. O. Hammond. The dragonflies of Great Britain and Ireland. Curwen Books, The Curwen Press, London: 72-89. |