@book{32948,
	author = {Mohamed Zakaria Abdeltawab Sultan and Mohamed Abdellatef Bakry , },
	title = {Generating of construction plans by expert system / },
	publisher = {Mohamed Zakaria Abdeltawab Sultan , },
	year = {1996},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}