@inproceedings{ITiCSE-WGR-2004-Walker04a,
	author        = "Gary N. Walker",
	booktitle     = "{Working Group Reports of the Ninth Conference on Innovation and Technology in Computer Science Education}",
	doi           = "10.1145/1044550.1041660",
	pages         = "69--72",
	publisher     = "{ACM}",
	title         = "{Experimentation in the computer programming lab}",
	year          = 2004,
}