Cita APA

Vonderlehr, R. A. (1939). Subject: United States Public Health Service leaflets on syphilis.

Chicago Style Citation

Vonderlehr, R. A. Subject: United States Public Health Service Leaflets On Syphilis. 1939.

Cita MLA

Vonderlehr, R. A. Subject: United States Public Health Service Leaflets On Syphilis. 1939.

Atenció: Aquestes cites poden no estar 100% correctes.