Do, Q., & Phung, T. D. (2006). Superstition, family planning, and human development. World Bank.
Chicago Style aipamenaDo, Quy-Toan, and Tung Duc Phung. Superstition, Family Planning, and Human Development. Washington, D.C: World Bank, 2006.
MLA aipamenaDo, Quy-Toan, and Tung Duc Phung. Superstition, Family Planning, and Human Development. World Bank, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.