@book{240086,
	author = {Dewey, Melvil, and Mitchell, Joan S.},
	title = {Dewey decimal classification and relative index : vol. 3 Schedules 600-999 / },
	publisher = {OCLC Online Computer Library Center,},
	year = {1996. },
	address = {New York : },
	edition = {21 ed. /}
}