International Conference on the Conservation of Wetlands and Waterfowl, Ramsar, Iran, 30 January-3 F - detaljert visning

International Conference on the Conservation of Wetlands and Waterfowl, Ramsar, Iran, 30 January-3 February 1971 : proceedings


Utgitt	Slimbridge, Eng. : International Wildfowl Research Bureau , c1972
Omfang	303 s.
Emner	Waterfowl - Congresses Wetland ecology - Congresses Wetlands - Congresses Miljøvern miljøvern naturvern