Williams, M. D. J., Mayer, R., & Minges, M. (2011). Africa's ICT infrastructure: Building on the mobile revolution. World Bank.
Lua i Stíl Chicago (17ú heag.)Williams, Mark D. J., Rebecca Mayer, agus Michael Minges. Africa's ICT Infrastructure: Building on the Mobile Revolution. Washington, D.C.: World Bank, 2011.
Lua MLA (9ú heag.)Williams, Mark D. J., et al. Africa's ICT Infrastructure: Building on the Mobile Revolution. World Bank, 2011.
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