Manley, Michael S. <br/><br/>
KAPLAN Medical MedEssentials for the USMLE step 1. 

 - 3rd 
 -  KAPLAN Publishing  2010 
<br/><br/><label>ISBN: </label>978-1607144823 
<br/><br/><label>National Library of Medicine Call No.: </label>M 2010