edited by Martin W. Holdgate  Hugh Synge <br/><br/>
The future of IUCN : proceedings of a symposium held on the inauguration of the new IUCN Headquaters, Gland, Switzerland 3-4 Nov. 1992 

 -  IUCN,  1993 
<br/><br/><label>Source: </label> 2004-12-27