British Trust for Ornithology · Stationery Office Books
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Development of Methods of Surveying and Estimating Population Size of Short-eared Owls | 978-1-906204-41-9 (1-906204-41-1) | 2008 | John Calladine · Chris Wernham |
| Raptors: A Field Guide for Surveys and Monitoring | 978-0-11-497345-2 (0-11-497345-8) | 2009 | Jon Hardey · Chris Wernham · Helen Riley · Brian Etheridge · Des Thompson |
| Raptor Species Conservation Frameworks: The Peregrine Conservation Framework Project Progress Report: Phase 1 | 978-1-906204-60-0 (1-906204-60-8) | 2009 | L. Humphreys · C. Wernham |