@book{89274,
	author = {Snook, Greg and ebrary, Inc.},
	title = {Real-time 3D terrain engines using C++ and and DirectX 9},
	publisher = {Charles River Media,},
	year = {c2003.},
	series = {Game development series},
	address = {Hingham, Mass. :},
	edition = {1st ed.},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10061206}
}