APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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