Cita APA (7a ed.)
(1990). Year Book Labour Statistics 1945-1989: Retrospective Edition on Population Censuses (1. ed.). International Labour Office.
Cita Chicago Style (17a ed.)
Year Book Labour Statistics 1945-1989: Retrospective Edition on Population Censuses. 1. ed. Geneva: International Labour Office, 1990.
Cita MLA (9a ed.)
Year Book Labour Statistics 1945-1989: Retrospective Edition on Population Censuses. 1. ed. International Labour Office, 1990.
Precaución: Estas citas no son 100% exactas.