Ulloa Ortiz, Berta  (, 1927-2004) <br/><br/>
Historia de la Revolucion Mexicana, No.5  : La encrucijada de 1915 
/ Berta Ulloa 
 - Mexico  : Colegio de Mexico  , 1981  , c1979. 
 - 264 p. pb.  : il. maps. retrs. 
<br/><br/><label>ISBN: </label>968-12-0017-9 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mexico---Historia---Revolucion Armada, 1910-1920
<br/><br/><label>Dewey Class. No.: </label>972.09 ULL