APA citiranje

Linch, D. C., Gillmer, D. J., Whimster, W. F., & Keates, J. R. (1980). Rheumatoid aortic valve prolapse requiring emergency aortic valve replacement.

Citação norma Chicago

Linch, D C., D J. Gillmer, W F. Whimster, and J R. Keates. Rheumatoid Aortic Valve Prolapse Requiring Emergency Aortic Valve Replacement. 1980.

MLA citiranje

Linch, D C., D J. Gillmer, W F. Whimster, and J R. Keates. Rheumatoid Aortic Valve Prolapse Requiring Emergency Aortic Valve Replacement. 1980.