Anny, R. A., & Kamal, S. (2011). NGO forum for drinking water supply & sanitation. BRAC University.
Cita Chicago (17th ed.)Anny, Romana Ahmed, i Shawkat Kamal. NGO Forum for Drinking Water Supply & Sanitation. BRAC University, 2011.
Cita MLA (8th ed.)Anny, Romana Ahmed, i Shawkat Kamal. NGO Forum for Drinking Water Supply & Sanitation. BRAC University, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.