Dyfyniad APA

Hayden, A. (1939). Subject: Purpose and need of support to “National Physicians' Committee for the Extension of Medical Service.

Dyfyniad Arddull Chicago

Hayden, Austin. Subject: Purpose and Need of Support to “National Physicians' Committee for the Extension of Medical Service. 1939.

Dyfyniad MLA

Hayden, Austin. Subject: Purpose and Need of Support to “National Physicians' Committee for the Extension of Medical Service. 1939.

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