@book{56834,
	author = {Brower, Harriette,},
	title = {Vocal Mastery :},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-03-23},
	url = {https://www.gutenberg.org/ebooks/15446}
}