Castells, Matilde Olivella de. <br/><br/>
Mosaicos :  Spanish as a world language / 
Matilde Olivella de Castells ... [et al.]. 
 - Upper Saddle River, N.J. :  Prentice Hall,  2005. 
 - xxv, 557, 58 p. :  col. ill., maps ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Spanish language--Textbooks for foreign speakers