APA (7th ed.) Citation

Lokshin, M., & Ravallion, M. (2005). Searching for the economic gradient in self-assessed health. World Bank.

Chicago Style (17th ed.) Citation

Lokshin, Michael, and Martin Ravallion. Searching for the Economic Gradient in Self-assessed Health. [Washington, D.C]: World Bank, 2005.

MLA (9th ed.) Citation

Lokshin, Michael, and Martin Ravallion. Searching for the Economic Gradient in Self-assessed Health. World Bank, 2005.