APA (7th ed.) Citation

Heart Rhythm Society & Cardiac Electrophysiology Society. (2004). Heart rhythm. Elsevier Science.

Chicago Style (17th ed.) Citation

Heart Rhythm Society and Cardiac Electrophysiology Society. Heart Rhythm. [New York]: Elsevier Science, 2004.

MLA (9th ed.) Citation

Heart Rhythm Society and Cardiac Electrophysiology Society. Heart Rhythm. Elsevier Science, 2004.