APA (7 ম সংস্করণ) উদ্ধৃতি

NGO Forum for Drinking Water Supply and Sanitation (Bangladesh) & Halder, J. (2003). Counting on catalysts. NGO Forum for Drinking Water Supply & Sanitation.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

NGO Forum for Drinking Water Supply and Sanitation (Bangladesh) এবং Joseph Halder. Counting on Catalysts. Dhaka: NGO Forum for Drinking Water Supply & Sanitation, 2003.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

NGO Forum for Drinking Water Supply and Sanitation (Bangladesh) এবং Joseph Halder. Counting on Catalysts. NGO Forum for Drinking Water Supply & Sanitation, 2003.