Citação norma APA

International Labor Office. (1991). Summaries of international labour standards (2nd ed., updated in 1990.). International Labour Office.

Citação norma Chicago

International Labor Office. Summaries of International Labour Standards. 2nd ed., updated in 1990. Geneva: International Labour Office, 1991.

Citação norma MLA

International Labor Office. Summaries of International Labour Standards. 2nd ed., updated in 1990. International Labour Office, 1991.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.