APA citiranje

Bett, J. H., Dryburgh, L., & Hetherington, D. E. (1980). Echocardiographic comparison of haemodynamic effects of metoprolol and propranolol.

Citação norma Chicago

Bett, J H., L. Dryburgh, and D E. Hetherington. Echocardiographic Comparison of Haemodynamic Effects of Metoprolol and Propranolol. 1980.

MLA citiranje

Bett, J H., L. Dryburgh, and D E. Hetherington. Echocardiographic Comparison of Haemodynamic Effects of Metoprolol and Propranolol. 1980.