APA (7e ed.) Bronvermelding

World Bank & ebrary, Inc. (2006). Consulting services manual 2006: A comprehensive guide to the selection of consultants at the World Bank. World Bank.

Chicago (17e ed.) Bronvermelding

World Bank en Inc ebrary. Consulting Services Manual 2006: A Comprehensive Guide to the Selection of Consultants at the World Bank. Washington, D.C.: World Bank, 2006.

MLA (9e ed.) Bronvermelding

World Bank en Inc ebrary. Consulting Services Manual 2006: A Comprehensive Guide to the Selection of Consultants at the World Bank. World Bank, 2006.