APA-referens

(1932). Certification of Blindness and Ascertainment of the Causes of Blindness.

Chicago-stil citat

Certification of Blindness and Ascertainment of the Causes of Blindness. 1932.

MLA-referens

Certification of Blindness and Ascertainment of the Causes of Blindness. 1932.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.