Trahan, Mary <br/><br/>
Focus on psychology   : a guide to mastering Peter Gray's psychology  
/ Mary Trahan 
 - New York   : Worth  , 1991 
 - xvi, 287 p.   : il.   ; 28 cm 
<br/><br/>Incluye apéndice 
<br/><br/><label>ISBN: </label>0879014814 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psicología
<br/><br/><label>LC Class. No.: </label>BF 121  / T73 1991