@book{19151,
	author = {Berger, Hans},
	title = {Automating with SIMATIC :},
	publisher = {Publicis Corporate Publ,},
	year = {2003},
	address = {Erlanger:},
	edition = {2nd revised ed.},
	note = {Includes index},
	url = {http://www.loc.gov/catdir/toc/wiley041/2004555126.html}
}