Dasmann R F <br/><br/>
Planet in peril    Man and the biosphere today    

 - Paris  Unesco            1972 
 - 136p  cm. 
<br/><br/> Bibliography: P 134-36 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogeography
<br/><br/><label>Dewey Class. No.: </label>U3, L2