Beasley, Brenda M Understanding EKGs : a practical approach / Brenda M. Beasley. - 3rd ed.. - New Jersey Pearson Education, Inc. 2010. - xiv, 274p ill 28cm ISBN: 9780135069066 Subjects--Topical Terms: Electrocardiography Dewey Class. No.: 616.1207547 BEA 2010