Amin, S., Das, J., & Goldstein, M. P. (2008). Are you being served?: New tools for measuring service delivery. The World Bank.
Чикаго стиль цитування (17-те видання)Amin, Samia, Jishnu Das, та Markus P. Goldstein. Are You Being Served?: New Tools for Measuring Service Delivery. Washington, DC: The World Bank, 2008.
Стиль цитування MLA (9-ме видання)Amin, Samia, et al. Are You Being Served?: New Tools for Measuring Service Delivery. The World Bank, 2008.