| Book References |
| Authors |
Year Published |
Book Title |
Publisher |
ISBN No. |
| Byers, C., Olsson, U., Curson, J. |
1995 |
Buntings and Sparrows (Colour Illustration) |
Pica Press, Sussex |
Unknown |
| Du Pont, J.E. |
1971 |
Philippine Birds (Colour Illustration) Delaware Museum of Natural History, USA Monograph Series No. 2 |
Library of Congress Catalogue No. 70 169119 |
Unknown |
| Multiple Authors |
2000 |
Threatened Birds of the World |
Barcelona & Cambridge, UK: Lynx Edicious and Birdlife International |
0946888396 UK 84 87334 288 Spain |
| Sonobe, K. & Robinson, JW (Eds) |
1985 |
A Field Guide to the Birds of Japan (Colour Illustration) |
Wild Bird Society of Japan |
0 870 11 7467 |
