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.
Цитирование в стиле Чикаго (17-е изд.)Gwatkin, Davidson R., Adam Wagstaff, и Abdo Yazbeck. Reaching the Poor with Health, Nutrition, and Population Services: What Works, What Doesn't, and Why. Washington, DC: The World Bank, 2005.
Цитирование MLA (8-е изд.)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.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.