Geological-mining mongraph of the state of Guanajuato 
/ Consejo de Recursos Minerales 
 - Mexico  : Secretaria de Energia, Minas e Industria Paraestatal(SEMIP)  , c1992. 
 - 136p.  : maps. tbs. 
 - Geological-Mining Monographs .
<br/><br/><label>ISBN: </label>968-6710-14-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Guanajuato---Geology<br/>Geology---Guanajuato
<br/><br/><label>Dewey Class. No.: </label>LAS 550 CON