Cooper, L. (1984). The twinning of institutions: Its use as a technical assistance delivery system. World Bank.
Chicago-viite (17. p.)Cooper, Lauren. The Twinning of Institutions: Its Use as a Technical Assistance Delivery System. Washington, D.C., U.S.A.: World Bank, 1984.
MLA-viite (8. p.)Cooper, Lauren. The Twinning of Institutions: Its Use as a Technical Assistance Delivery System. World Bank, 1984.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.