APA (7th ed.) Citation

Langbein, L., & Knack, S. (2012). The Worldwide Governance Indicators and Tautology: Causally Related Separable Concepts, Indicators of a Common Cause, or Both? World Bank, Washington, DC.

Chicago Style (17th ed.) Citation

Langbein, Laura, and Stephen Knack. The Worldwide Governance Indicators and Tautology: Causally Related Separable Concepts, Indicators of a Common Cause, or Both? World Bank, Washington, DC, 2012.

MLA (8th ed.) Citation

Langbein, Laura, and Stephen Knack. The Worldwide Governance Indicators and Tautology: Causally Related Separable Concepts, Indicators of a Common Cause, or Both? World Bank, Washington, DC, 2012.

Warning: These citations may not always be 100% accurate.