Puig, Anna. <br/><br/>
Ejercicios para mejorar la memoria / 
Anna Puig. 
 - 2 a ed. 
 - Madrid :  Editorial CCS,  2009. 
 - 356 p. :  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9788498421941 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Memory<br/>Puzzles.<br/>Thought and thinking--Problems, exercises, ect.<br/>Matemathical and recreations<br/>Educational games<br/>Mnemonics.