@book{14854,
	author = {Erickson, Martin J.,},
	title = {Pearls of discrete mathematics},
	publisher = {Taylor & Francis,},
	year = {2010.},
	series = {Discrete mathematics and its applications},
	address = {Boca Raton :},
	note = {"A Chapman & Hall book."},
	url = {http://marc.crcnetbase.com/isbn/9781439816172}
}