@book{12699,
	author = {Harris, Miles F. and American Geological Institute.},
	title = {Investigating the earth /},
	publisher = {Houghton Mifflin},
	year = {[1972]},
	address = {Boston,},
	edition = {Rev. ed.},
	note = {"Sponsored by the American Geological Institute and based on the original Earth Science Curriculum Project."}
}