Cita APA (7a ed.)

Organización Internacional del Trabajo. (1990). Year book of labour statistics: Retrospective edition on population censuses, 1945-89. International Labour Office.

Cita Chicago Style (17a ed.)

Organización Internacional del Trabajo. Year Book of Labour Statistics: Retrospective Edition on Population Censuses, 1945-89. Geneva: International Labour Office, 1990.

Cita MLA (9a ed.)

Organización Internacional del Trabajo. Year Book of Labour Statistics: Retrospective Edition on Population Censuses, 1945-89. International Labour Office, 1990.