Trích dẫn APA

International Labour Conference (1972). (1972). Report of the Director General: International Labour Conference Session 57 Report 1 Part 2 Activities of the ILO in 1971. International Labour Office.

Trích dẫn kiểu Chicago

International Labour Conference (1972). Report of the Director General: International Labour Conference Session 57 Report 1 Part 2 Activities of the ILO in 1971. Geneva: International Labour Office, 1972.

Trích dẫn MLA

International Labour Conference (1972). Report of the Director General: International Labour Conference Session 57 Report 1 Part 2 Activities of the ILO in 1971. International Labour Office, 1972.

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