@book{91311,
	author = {Mendelssohn-Bartholdy, Felix, and Rietz, Julius,},
	title = {Letters of Felix Mendelssohn-Bartholdy from 1833 to 1847},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-11-17},
	url = {https://www.gutenberg.org/ebooks/50473}
}