Gibbs, C., Fumo, C., & Kuby, T. (1999). Nongovernment organizations in World Bank-supported projects: A review. World Bank.
Citazione stile Chigago Style (17a edizione)Gibbs, Christopher, Claudia Fumo, e Thomas Kuby. Nongovernment Organizations in World Bank-supported Projects: A Review. Washington, D.C: World Bank, 1999.
Citatione MLA (9a ed.)Gibbs, Christopher, et al. Nongovernment Organizations in World Bank-supported Projects: A Review. World Bank, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.