@book{256463,
	author = {Ewen, David,},
	title = {The world of twentieth-century music.},
	publisher = {Prentice-Hall},
	year = {[1968]},
	address = {Englewood Cliffs, N.J.,},
	note = {Biographies and critical evaluations of 20th century composers, including detailed notes on over 1500 musical works.}
}