Clawson, Marion <br/><br/>
Critical review of man's history in arid regions 

 - Publication, 74 .
<br/><br/> <Donation Engel> 
<br/><br/>bibliogr. p. 458-459 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zone aride<br/>Histoire<br/>Homme<br/>Indien<br/>Chasse<br/>Mine<br/>Agriculture<br/>Production
<br/><br/><label>Subjects--Index Terms: </label>Etats Unis