Citazione Stile APA (7a Edizione)

International Labor Office, Geneva. (1921). Studies and reports, series I (Agriculture) no.1. s.n.

Citazione stile Chigago Style (17a edizione)

International Labor Office, Geneva. Studies and Reports, Series I (Agriculture) No.1. Geneva: s.n, 1921.

Citatione MLA (9a ed.)

International Labor Office, Geneva. Studies and Reports, Series I (Agriculture) No.1. s.n, 1921.