Cita APA (7th ed.)

The Cardiothoracic Surgeon. Springer Berlin Heidelberg.

Cita Chicago (17th ed.)

The Cardiothoracic Surgeon. Springer Berlin Heidelberg.

Cita MLA (9th ed.)

The Cardiothoracic Surgeon. Springer Berlin Heidelberg.

Atenció: Aquestes cites poden no estar 100% correctes.