(2014). Problem-driven political economy analysis: The World Bank's experience. The World Bank.
Chicago-viite (17. p.)Problem-driven Political Economy Analysis: The World Bank's Experience. Washington, DC: The World Bank, 2014.
MLA-viite (8. p.)Problem-driven Political Economy Analysis: The World Bank's Experience. The World Bank, 2014.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.