Marxuach, Teófilo <br/><br/>
El lenguaje castellano en Puerto Rico 
Teófilo Marxuach. . 
 - [San Juan, P.R.]  Press of The San Juan News  [1903]. 
 - 100 p.  tables. 
<br/><br/><label>LCCN: </label>fel36001613  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spanish language--Study and teaching.<br/>Spanish language--Provincialisms--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico