APA

I.L.O, . (1966). Conventions & recommendations. Geneva: I.L. Office.

Chicago

I.L.O, . 1966. Conventions & recommendations. Geneva: I.L. Office.

Harvard

I.L.O, . (1966). Conventions & recommendations. Geneva: I.L. Office.

MLA

I.L.O, . Conventions & recommendations. Geneva: I.L. Office. 1966.