@book{192180,
	author = {Kirby, Neil. and ebrary, Inc.},
	title = {Introduction to game AI},
	publisher = {Course Technology PTR, a part of Cengage Learning,},
	year = {2011.},
	address = {Boston, Mass. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10397735}
}