Beckwith, Julian R., <br/><br/>
Basic electrocardiography and vectorcardiography / 
Julian Ruffin Beckwith, with a contribution from Lockhart B. McGuire. 
 - New York :  Raven Press,  c1982. 
 - xi, 281 p. :  ill. 
<br/><br/><label>ISBN: </label>0890046735 (pbk.) 9780890046739 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography<br/>Vectorcardiography
<br/><br/><label>National Library of Medicine Call No.: </label>WG 140  / .B43 1982