Douglas, Ian. <br/><br/>
Humid landforms / 
Ian Douglas. 
 - Cambridge, Mass. :  The MIT Press,  1977. 
 - 288 p. :  ill. ;  22 cm. 
 - An introduction to systematic geomorphology; v.1 .
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0262040549 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Landforms.<br/>Landforms--Tropics.<br/>Erosion.<br/>Hydrology