Citação norma APA

Spurrell, R. A., Krikler, D. M., & Sowton, E. (1972). Study of intraventricular conduction times in patients with left bundle-branch block and left axis deviation and in patients with left bundle-branch block and normal QRS axis using His bundle electrograms.

Citação norma Chicago

Spurrell, R A., D M. Krikler, and E. Sowton. Study of Intraventricular Conduction Times in Patients With Left Bundle-branch Block and Left Axis Deviation and in Patients With Left Bundle-branch Block and Normal QRS Axis Using His Bundle Electrograms. 1972.

Citação norma MLA

Spurrell, R A., D M. Krikler, and E. Sowton. Study of Intraventricular Conduction Times in Patients With Left Bundle-branch Block and Left Axis Deviation and in Patients With Left Bundle-branch Block and Normal QRS Axis Using His Bundle Electrograms. 1972.

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