@book{163137,
	author = {Penrose, Bob. and Pollard, Bill.},
	title = {Complete A-Z ICT and computing handbook /},
	publisher = {Hodder and Stoughton,},
	year = {2003.},
	series = {Complete A-Z Handbooks},
	address = {London :},
	note = {Written by leading examiners.}
}