Παραπομπή APA

Douglas, J. F. (2014). Dimitrios Oreopoulos, the Plane Tree of Kos and the Belfast City Hospital. The Ulster Medical Society.

Παραπομπή Chicago Style

Douglas, James F. Dimitrios Oreopoulos, the Plane Tree of Kos and the Belfast City Hospital. The Ulster Medical Society, 2014.

Παραπομπή MLA

Douglas, James F. Dimitrios Oreopoulos, the Plane Tree of Kos and the Belfast City Hospital. The Ulster Medical Society, 2014.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.