Register of international treaties and other agreements in the field of the environment, 1996. 

 - Nairobi :  United Nations Environment Programme,  1997. 
 - xxv, 474 p. ;  30 cm. 
<br/><br/><label>ISBN: </label>9280716417 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental law, International.<br/>Environnement--Droit international.