@book{56179,
	author = {Mayer, Horst Otto},
	title = {Interview und schriftliche Befragung},
	publisher = {Oldenbourg},
	year = {2013},
	address = {München},
	edition = {6. überarb. Aufl.},
	note = {Literaturangaben},
	url = {http://d-nb.info/1022701916/04}
}