Wagner, Galen S. <br/><br/>
Practical electrocardiography 

 - 9th ed. 
 - New York:  Lippincott Williams and Wilkins,  1988 
 - 434p. 
<br/><br/><label>ISBN: </label>9780683086041  850 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Engineering
<br/><br/><label>Dewey Class. No.: </label>616.120 WAG G