APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

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