International classification and mapping of vegetation./ Classification internationale et cartographie de la végétation. /Clasificación internacional y cartografía de la vegetación. 

 - Paris   Unesco,  1973 
 - 93p  27cm 
 - Ecology and conservation, 6. .
<br/><br/><label>ISBN: </label>9230010464 
<br/><br/><label>Subjects--Uniform Titles: </label><br/> Vegetation mapping.<br/>Vegetation classification<br/>Botanique<br/>Cartes.
<br/><br/><label>Dewey Class. No.: </label>581.5 U56i