@book {7729,
	title = {The Soundscape. Our Sonic Environment and the Tuning of the World},
	year = {1993},
	month = {1977},
	pages = {320},
	publisher = {Simon \& Shuster},
	organization = {Simon \& Shuster},
	address = {New York},
	author = {R. Murray Schafer}
}
