APA (7th ed.) Citation

Clark, R. L., & Anker, R. (1990). Labour force participation rates of older persons: An international comparison. International Labour Office.

Chicago Style (17th ed.) Citation

Clark, Robert L., and Richard Anker. Labour Force Participation Rates of Older Persons: An International Comparison. Geneva: International Labour Office, 1990.

MLA (9th ed.) Citation

Clark, Robert L., and Richard Anker. Labour Force Participation Rates of Older Persons: An International Comparison. International Labour Office, 1990.