- E-bookBird MigrationIan Newton
- E-bookThe Hero's ChamberIan Newton
- E-bookThe Migration Ecology of BirdsIan Newton
- E-bookPopulation Limitation in BirdsIan Newton
- E-bookSpeciation and Biogeography of BirdsIan Newton
- E-bookFinchesIan Newton
- E-bookBird PopulationsIan Newton
- E-bookUplands and BirdsIan Newton
- E-bookSerie: Collins New Naturalist LibraryOliver Rackham
- E-bookBeyond The Hero's ChamberIan Newton