APA citiranje

Waagstein, F., Hjalmarson, A. C., & Wasir, H. S. (1974). Apex cardiogram and systolic time intervals in acute myocardial infarction and effects of practolol.

Citação norma Chicago

Waagstein, F., A C. Hjalmarson, and H S. Wasir. Apex Cardiogram and Systolic Time Intervals in Acute Myocardial Infarction and Effects of Practolol. 1974.

MLA citiranje

Waagstein, F., A C. Hjalmarson, and H S. Wasir. Apex Cardiogram and Systolic Time Intervals in Acute Myocardial Infarction and Effects of Practolol. 1974.