Lexipedia. 

 - México, D.F.  Encyclopaedia Britannica de México, S.A. de C.V.  c1993. 
 - 2 v.  ill.  29 cm. 
<br/><br/><label>ISBN: </label>1564090027 9781564090027 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedias and dictionaries , Spanish.