Download this practical guide to planning and building low-cost telecom. infrastructure here (PDF). This is an interesting and inspiring book.
Wireless Networking in the Developing World: “The massive popularity of wireless networking has caused equipment costs to continually plummet, while equipment capabilities continue to increase. By applying this technology in areas that are badly in need of critical communications infrastructure, more people can be brought online than ever before, in less time, for very little cost. “