@book{250883,
	author = {Parsons, June Jamrich. and Oja, Dan.},
	title = {Computer concepts /},
	publisher = {Course Technology Cengage Learning,},
	year = {c2009.},
	address = {Australia ;},
	edition = {7th ed., illustrated introductory},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy1514/2008298776-b.html}
}