Regional hydrogeology of the Navajo and Hopi Indian reservations, Arizona New Mexico, and Utah / 
by M. E. Cooley...[et al.]. 
 -- Washington :   United States Government Printing Office,   1969 
 - 61 p. -- 
 (Geological Survey Professional Paper  ;  521-A).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arizona<br/>Hidrogeología<br/>Nuevo Mexico<br/>Utah
<br/><br/><label>Universal Decimal Class. No.: </label>556.3(789+791/792)