International Labor Office, Geneva. (1921). Studies and reports, series I (Employment of women and children) no.1. s.n.
Lua i Stíl Chicago (17ú heag.)International Labor Office, Geneva. Studies and Reports, Series I (Employment of Women and Children) No.1. Geneva: s.n, 1921.
Lua MLA (9ú heag.)International Labor Office, Geneva. Studies and Reports, Series I (Employment of Women and Children) No.1. s.n, 1921.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.