@book{9647,
	author = {Hollis, Helen R.},
	title = {The musical instruments of Joseph Haydn},
	publisher = {Smithsonian Institution Press ; for sale by the Supt. of Docs., U.S. Govt. Print. Off.},
	year = {1977.},
	series = {Smithsonian studies in history and technology ; no. 38},
	address = {Washington}
}