@book{61939,
	author = {Beck, Leland L.},
	title = {System software : an introduction to systems programming /},
	publisher = {Addison-Wesley,},
	year = {c1997.},
	address = {Reading, Mass. :},
	edition = {3rd ed.},
	note = {Includes index, bibliographical & references (p. 507-509).},
	url = {http://www.amazon.com/System-Software-Introduction-Systems-Programming/dp/0201423006/ref=sr_1_1?s=books&ie=UTF8&qid=1416753443&sr=1-1&keywords=system+software+an+introduction+to+systems+programming}
}