Cita APA (7th ed.)

McCulloch, P. (2011). How to improve surgical research.

Cita Chicago (17th ed.)

McCulloch, P. How to Improve Surgical Research. 2011.

Cita MLA (9th ed.)

McCulloch, P. How to Improve Surgical Research. 2011.

Atenció: Aquestes cites poden no estar 100% correctes.