Water resources of the upper Colorado River basin-basic data / 
by W. V. Iorns...[et al.]. 
 -- Washington :   United States Government Printing Office,   1964 
 - 1036 p. + map. -- 
 (Geological Survey Professional Paper  ; 442).
<br/><br/> Anejo un vol. lleno de map. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hidrología<br/>Ríos
<br/><br/><label>Universal Decimal Class. No.: </label>556.53