Yugoslavia. (1977). The Associated labour act. Dopisna delavska univerza.
Lua i Stíl Chicago (17ú heag.)Yugoslavia. The Associated Labour Act. Belgrade: Dopisna delavska univerza, 1977.
Lua MLA (8ú heag.)Yugoslavia. The Associated Labour Act. Dopisna delavska univerza, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.