Volker, R. (1965). Cardiac and vascular disorders: Differential diagnosis by new physiological techniques. Thomas.
Lua i Stíl Chicago (17ú heag.)Volker, Rudolf. Cardiac and Vascular Disorders: Differential Diagnosis by New Physiological Techniques. Springfield, IL: Thomas, 1965.
Lua MLA (9ú heag.)Volker, Rudolf. Cardiac and Vascular Disorders: Differential Diagnosis by New Physiological Techniques. Thomas, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.