APA (7e ed.) Bronvermelding

Billsberry, J. (1996). The effective manager: Perspectives and illustrations. Sage Publications in association with the Open University.

Chicago (17e ed.) Bronvermelding

Billsberry, Jon. The Effective Manager: Perspectives and Illustrations. London: Sage Publications in association with the Open University, 1996.

MLA (9e ed.) Bronvermelding

Billsberry, Jon. The Effective Manager: Perspectives and Illustrations. Sage Publications in association with the Open University, 1996.