Gopal, G. (1995). Procurement And Disbursement Manual For Projects With Community Participation Gita Gopal. The World Bank.
Chicago-viite (17. p.)Gopal, Gita. Procurement And Disbursement Manual For Projects With Community Participation Gita Gopal. The World Bank, 1995.
MLA-viite (8. p.)Gopal, Gita. Procurement And Disbursement Manual For Projects With Community Participation Gita Gopal. The World Bank, 1995.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.