@book {schulte_wittgenstein._1989,
	title = {Wittgenstein. Eine Einf{\"u}hrung},
	year = {1989},
	note = {THE 77},
	publisher = {Philipp Reclam Jun. Stuttgart},
	organization = {Philipp Reclam Jun. Stuttgart},
	address = {Stuttgart},
	author = {Schulte, Joachim}
}
