World Bank. (2003). Private participation in infrastructure: Trends in developing countries in 1990 - 2001. Washington, D. C: The World Bank.
শিকাগো স্টাইলে সাইটেশনWorld Bank. Private Participation in Infrastructure: Trends in Developing Countries in 1990 - 2001. Washington, D. C: The World Bank, 2003.
এমএলএ সাইটেশনWorld Bank. Private Participation in Infrastructure: Trends in Developing Countries in 1990 - 2001. Washington, D. C: The World Bank, 2003.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.