APA-viite

John, L. C. H. (2002). Anomalous origin of the posterior descending artery from the left anterior descending coronary artery: Cardiac surgeons beware. Copyright 2002 by Heart.

Chicago-tyylinen lähdeviittaus

John, L C H. Anomalous Origin of the Posterior Descending Artery From the Left Anterior Descending Coronary Artery: Cardiac Surgeons Beware. Copyright 2002 by Heart, 2002.

MLA-viite

John, L C H. Anomalous Origin of the Posterior Descending Artery From the Left Anterior Descending Coronary Artery: Cardiac Surgeons Beware. Copyright 2002 by Heart, 2002.

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