Strahler, Arthur N. <br/><br/>
Modern physical Geography 
/ Arthur N.Strahler, Alan Strahler 
. - New York  : John Wiley - son, cop.1978
. - X-502p  : ill.couv.ill  ; 28 cm 
<br/><br/>Index 
<br/><br/><label>ISBN: </label>0-471-04224-2 
<br/><br/><label>Source: </label>165440 
<br/><br/><label>Universal Decimal Class. No.: </label>