Managing waterfowl populations : proceedings of an IWRB symposium
1990
Matthews, G. V. T. |
IWRB special publication
A preliminary inventory of wetlands of international importance for waterfowl in West Europe and Northwest Africa
1980
Scott, Derek A. |
Wetland and waterfowl conservation in South and West Asia : proceedings of an international syposium, Karachi, Pakistan, 14-20 December 1991
1993
|
Moser, Michael |
van Vessem, J. |
Managing Mediterranean wetlands and their birds : proceedings of a Symposium on Managing Mediterranean Wetlands and their Birds for the year 2000 and beyond
1992
Finlayson, C. M. (C. Max) |
Lead poisoning in waterfowl : proceedings of an IWRB workshop, Brussels, Belgium, 13-15 June 1991
1992
Pain, Deborah J. |