APA Style

Wagner, G, S. (2013). Marriott\'s Practical Electrocardiography (Twelfth edition). Philadelphia, PA, USA.: WOLTERS KLUWER PVT. LTD..

MLA Style

Wagner, Galen, S. "Marriott\'s Practical Electrocardiography". Twelfth edition Philadelphia, PA, USA.: WOLTERS KLUWER PVT. LTD., 2013. Text.