Dyfyniad APA

Harpole, J. (1940). Behind the surgeon's mask. Frederick A. Stokes company.

Dyfyniad Arddull Chicago

Harpole, James. Behind the Surgeon's Mask. New York: Frederick A. Stokes company, 1940.

Dyfyniad MLA

Harpole, James. Behind the Surgeon's Mask. Frederick A. Stokes company, 1940.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.