International Labor Office, Geneva. (1921). Studies and reports, series I (Employment of women and children) no.1. s.n.
芝加哥风格引文International Labor Office, Geneva. Studies and Reports, Series I (Employment of Women and Children) No.1. Geneva: s.n, 1921.
MLA引文International Labor Office, Geneva. Studies and Reports, Series I (Employment of Women and Children) No.1. s.n, 1921.
警告：这些引文格式不一定是100％准确.