@book{zangen1961,
	title = {Die Praxis der industriellen Unternehmensführung},
	address = {Girardet},
	annote = {71 S},
	author = {{Wilhelm} Zangen},
	howpublished = {Essen},
	url = {http://gso.gbv.de/DB=2.1/CMD?ACT=SRCHA&SRT=YOP&IKT=1016&TRM=ppn+020039247&sourceid=fbw_bibsonomy},
	year = {1961},
	biburl = {http://www.bibsonomy.org/bibtex/21b18312c573765604167fb370f17945b/fbw},
	description = {imported},
	keywords = {Management }
}