APA

Ferry D. R., . (2001). Basic electrocardiography in ten days. New York: McGraw-Hill, Medical Pub. Division.

Chicago

Ferry David R, . 2001. Basic electrocardiography in ten days. New York: McGraw-Hill, Medical Pub. Division.

Harvard

Ferry D. R., . (2001). Basic electrocardiography in ten days. New York: McGraw-Hill, Medical Pub. Division.

MLA

Ferry David R, . Basic electrocardiography in ten days. New York: McGraw-Hill, Medical Pub. Division. 2001.