@book{69945,
	author = {Freud, Sigmund,},
	title = {Eine Schwierigkeit der Psychoanalyse},
	publisher = {Project Gutenberg,},
	year = {2009},
	address = {Salt Lake City, UT :},
	note = {Release date is 2009-06-11},
	url = {https://www.gutenberg.org/ebooks/29097}
}