Houghton, Andrew R. <br/><br/>
Making sense of the ECG :  a hands on guide  / 
Andrew A. Houghton and David Gray. 
 - 3rd ed. 
 - Lndon :  Hodder Arnold,  2008. 
 - xx, 292 p. :  ill. ;  20 cm. 
<br/><br/> Includes indexes. 
<br/><br/><label>ISBN: </label>9780340946886 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cardiac Anatomy--Physiology.<br/>Electrocardiograghy--Arrhymia.