@book{80084,
	author = {Morrison, David, and Fraknoi, Andrew.},
	title = {Abell's exploration of the universe /},
	publisher = {Saunders College Pub.,},
	year = {1995.},
	series = {Saunders golden sunburst series},
	address = {Philadelphia :},
	edition = {7th ed.},
	note = {Rev. ed. of: Exploration of the universe. 6th ed. 1991.}
}