@book{13795,
	author = {mostafa, imad eldien hassan. and abu elnoor, abu elgasim, },
	title = {the impact of information system on the planning practices in the developing countries, with special refrence to the sudan / },
	publisher = {university of khartoum, },
	year = {2000.},
	address = {khartoum : },
	note = {includes appendices.}
}