White, M. R. M. (1987). Working hours: Assessing the potential for reduction. International Labor Office.
Cita Chicago (17th ed.)White, Michael Reginald Maurice. Working Hours: Assessing the Potential for Reduction. Geneva: International Labor Office, 1987.
Cita MLA (9th ed.)White, Michael Reginald Maurice. Working Hours: Assessing the Potential for Reduction. International Labor Office, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.