Galaty, John G, ed. Johnson, Douglas L, ed. <br/><br/>
World of pastoralism  herding systems in comparative perspective 

 - New York  The guilford press  1990 
 - x,436p.; 22cm. 
<br/><br/><label>ISBN: </label>898627850 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Desert devices<br/>Markets and migration<br/>Mountain pastoralism<br/>Pastoral systems