@book{4026,
	author = {Schach, Stephen R.},
	title = {Object-oriented and classical software engineering},
	publisher = {McGraw-Hill Higher Education},
	year = {2005},
	address = {Boston},
	edition = {6. ed},
	url = {http://www.gbv.de/dms/hebismainz/toc/099460335.pdf}
}