@book{9413,
	author = {Dijkstra, Edsger Wybe.},
	title = {A primer of ALGOL 60 programming :},
	publisher = {Published for the Automatic Programming Information Centre, Brighton College of Technology, Eng., by Academic Press,},
	year = {1962.},
	series = {A.P.I.C. studies in data processing,},
	address = {London :}
}