Castells, Matilde Olivella de <br/><br/>
Mosaicos : Spanish as a world language 
Matilde Olivella de Castells et al 
 - Upper Saddle River, NJ  Prentice Hall Press  2010 
 - 3 v. : col. ill., col. maps ; 26 cm 
<br/><br/><label>ISBN: </label>9780205636099 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spanish language -- Textbooks for foreign speakers -- English
<br/><br/><label>Dewey Class. No.: </label>468.2421 CAS