@book{207498,
	author = {Kobbe, Gustav and Harewood, George Henry Hubert Lascelles},
	title = {The definitive Kobbe's opera book},
	publisher = {Putnam},
	year = {1987.},
	address = {New York},
	edition = {1st American ed.},
	note = {Previous ed. published as: The new Kobbe's complete opera book. 1976.}
}