@book{27253,
	author = {Hoda Abdelrahman Abdelraouf Abdelrazik and Amir Bayoumy Ibrahim Khalil , },
	title = {An investigation on the cost of isolated reinforced concreat footings / },
	publisher = {Hoda Abdelrahman Abdelraouf Abdelrazik , },
	year = {1996},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}