Citazione Stile APA (7a Edizione)
Krakor, R. (2012). Endoscopic mitral valve surgery: Handbook of minimal-invasive cardiac surgery. Walter de Gruyter.
Citazione stile Chigago Style (17a edizione)
Krakor, Ralf. Endoscopic Mitral Valve Surgery: Handbook of Minimal-invasive Cardiac Surgery. Berlin: Walter de Gruyter, 2012.
Citatione MLA (9a ed.)
Krakor, Ralf. Endoscopic Mitral Valve Surgery: Handbook of Minimal-invasive Cardiac Surgery. Walter de Gruyter, 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.