The World Bank. (2004). The handwashing handbook: A guide for developing a hygiene program to increase handwashing with soap. Washington, D.C: The World Bank.
শিকাগো স্টাইলে সাইটেশনThe World Bank. The Handwashing Handbook: A Guide for Developing a Hygiene Program to Increase Handwashing With Soap. Washington, D.C: The World Bank, 2004.
এমএলএ সাইটেশনThe World Bank. The Handwashing Handbook: A Guide for Developing a Hygiene Program to Increase Handwashing With Soap. Washington, D.C: The World Bank, 2004.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.