Dyfyniad APA

Parran, T. (1940). Health and Medical Preparedness.

Dyfyniad Arddull Chicago

Parran, Thomas. Health and Medical Preparedness. 1940.

Dyfyniad MLA

Parran, Thomas. Health and Medical Preparedness. 1940.

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