Style de citation APA (7e éd.)

Gwatkin, D. R., Wagstaff, A., & Yazbeck, A. (2005). Reaching the poor with health, nutrition, and population services: What works, what doesn't, and why. The World Bank.

Style de citation Chicago (17e éd.)

Gwatkin, Davidson R., Adam Wagstaff, et Abdo Yazbeck. Reaching the Poor with Health, Nutrition, and Population Services: What Works, What Doesn't, and Why. Washington, DC: The World Bank, 2005.

Style de citation MLA (8e éd.)

Gwatkin, Davidson R., et al. Reaching the Poor with Health, Nutrition, and Population Services: What Works, What Doesn't, and Why. The World Bank, 2005.