APA (7th ed.) Citation
De Villiers, D. R. (2017). The aortic valve and the surgical correction of chronic aortic incompetence. Aortic Valve.
Chicago Style (17th ed.) Citation
De Villiers, David Raoul. The Aortic Valve and the Surgical Correction of Chronic Aortic Incompetence. Aortic Valve, 2017.
MLA (9th ed.) Citation
De Villiers, David Raoul. The Aortic Valve and the Surgical Correction of Chronic Aortic Incompetence. Aortic Valve, 2017.
Warning: These citations may not always be 100% accurate.