Harmonization of environmental standards in the wa 

 - New York  United Nations U S A       2001 
 - 60p. Bib p. 59-60  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geoparphy
<br/><br/><label>Dewey Class. No.: </label>U671(D24):(G:55).49M.N9, P1