International Labor Office, Geneva. (1921). Studies and reports, series I (Employment of women and children) no.1. s.n.
Citace podle Chicago (17th ed.)International Labor Office, Geneva. Studies and Reports, Series I (Employment of Women and Children) No.1. Geneva: s.n, 1921.
Citace podle MLA (9th ed.)International Labor Office, Geneva. Studies and Reports, Series I (Employment of Women and Children) No.1. s.n, 1921.
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