The Status and conservation of the white-headed duck Oxyura leucocephala : a report on a joint study carried out by the International Waterfowl and Wetlands Research Bureau and the Wildfowl and Wetlands Trust/
S. Anstey
- p.; 29 cm.
- Special publication no: 10. .
- Special publication no: 10. .
White-headed duck -- Asia, Central Birds -- Conservation