APA (7e ed.) Bronvermelding

ebrary, Inc, & Hickman, B. G. (1992). International productivity and competitiveness. Oxford University Press.

Chicago (17e ed.) Bronvermelding

ebrary, Inc, en Bert G. Hickman. International Productivity and Competitiveness. New York: Oxford University Press, 1992.

MLA (9e ed.) Bronvermelding

ebrary, Inc, en Bert G. Hickman. International Productivity and Competitiveness. Oxford University Press, 1992.