ECG interpretation  made incredibly easy.  
published by, Judith A. Schilling McCann. 
 - 2nd ed. 
 - Pennsylvania :  Spring House,  c2002. 
 - vi, 296 p. :  colored illustrations ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>1582551359 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography.<br/>Arrhythmia-- Nurses instruction.
<br/><br/><label>Dewey Class. No.: </label>CIR 616.120 Ec17 2002