@book{3320,
	author = {Karlin, Samuel, and Taylor, Howard M.},
	title = {A first course in stochastic processes /},
	publisher = {Academic Press,},
	year = {[1975]},
	address = {New York :},
	edition = {2d ed.},
	url = {http://www.loc.gov/catdir/description/els031/74005705.html}
}