Mosaicos: Spanish as world language 
Matilde Olivella de Castells...[et.al.]. 
 -  Prentice Hall.  1998 
 - xxiii, 460 [58] pages 
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<br/><br/><label>ISBN: </label>0-13-237587-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spanish language -- Textbooks for foreign speakers.
<br/><br/><label>Dewey Class. No.: </label>468.2421 M894 1998