Citação norma APA

Comerford, M. B., & Besterman, E. M. (1976). An eighteen months' study of the clinical response to metoprolol, a selective beta1-receptor blocking agent, in patients with angina pectoris. BMJ Group.

Citação norma Chicago

Comerford, M. B., and E. M. Besterman. An Eighteen Months' Study of the Clinical Response to Metoprolol, a Selective Beta1-receptor Blocking Agent, in Patients With Angina Pectoris. BMJ Group, 1976.

Citação norma MLA

Comerford, M. B., and E. M. Besterman. An Eighteen Months' Study of the Clinical Response to Metoprolol, a Selective Beta1-receptor Blocking Agent, in Patients With Angina Pectoris. BMJ Group, 1976.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.