@book{34205,
	author = {Eid Abdallah Abdallah Ismaiel and A. A. Yassin , },
	title = {Studies on some polyurethane resins / },
	publisher = {Eid Abdallah Abdallah Ismaiel , },
	year = {1996},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}