APA aipamena

(1937). SOCIAL SECURITY ACT: Concerning Employees of Physicians.

Chicago Style aipamena

SOCIAL SECURITY ACT: Concerning Employees of Physicians. 1937.

MLA aipamena

SOCIAL SECURITY ACT: Concerning Employees of Physicians. 1937.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.