I. Williams · Iolo Aneurin Williams
A & C Black Publishers Ltd · Princeton University Press
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Birds in Wales | 978-1-4081-3792-5 (1-4081-3792-5) | 2010 | Roger Lovegrove · Graham Williams |
| Red Kite Country: A Celebration of the Wildlife and Landscape of Mid Wales | 978-1-903657-09-6 (1-903657-09-1) | 2004 | Colin Woolf · Mike Reid |