Udvardy, Miklos D. F. <br/><br/>
A classification of the biogeographical provinces of the world 

 - Morges, Swit :   International Union for Conservation of Nature and Natural Resources,  1975. 
 - 49p.  : ill.   ; 30cm.  
 - IUCN. Occ. Paper  18 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geographical distribution of animals and plants<br/>Biogeography
<br/><br/><label>LC Class. No.: </label>PAM QTO QH84.U3