@book{297026,
	author = {Parker, Sybil P.},
	title = {Enciclopedia MGH de ciencia y tecnología : },
	publisher = {McGraw-Hill Interamericana,},
	year = {1992.},
	address = {México, D.F. :},
	edition = {Segunda edición},
	url = {https://login.ezproxy.pucpr.edu/login?url=https://ebookcentral.proquest.com/lib/pucpr-ebooks/detail.action?docID=3194435}
}