Trích dẫn APA

International Labour Office. (1972). The contribution of the ILO to workers education. International Labour Office.

Trích dẫn kiểu Chicago

International Labour Office. The Contribution of the ILO to Workers Education. Geneva: International Labour Office, 1972.

Trích dẫn MLA

International Labour Office. The Contribution of the ILO to Workers Education. International Labour Office, 1972.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.