@book{780922,
	author = {World book},
	title = { Inventions /},
	publisher = {World Book, Inc., a Scott Fetzer Company,},
	year = {c2017.},
	series = { World Book's learning ladders},
	address = { Chicago, IL:},
	note = {Part of the learning ladders series -a collection of educational books designed for young learners. includes glossary and index. }
}