APA aipamena

International Labour Office. (1942). Approches to Social Security: An International Survey (1942.). Internatioal Labour Office.

Chicago Style aipamena

International Labour Office. Approches to Social Security: An International Survey. 1942. Geneva: Internatioal Labour Office, 1942.

MLA aipamena

International Labour Office. Approches to Social Security: An International Survey. 1942. Internatioal Labour Office, 1942.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.