@book{30007,
	author = {Helfert, Erich A.},
	title = {Techniques of Financial Analysis : A Guide to Value Creation /},
	publisher = {McGraw-Hill,},
	year = {2003},
	series = {The McGraw-Hill/Irwin series in finance, insurance, and real estate},
	address = {New York :},
	edition = {11th ed.},
	url = {http://10.13.12.226/cgi-bin/image_eng/Cover_page/0071213201.gif}
}