@book{229839,
	author = {Stein, Harold A. (Harold Aarin),1929- and Stein, Raymond M. and Ebrary inc.},
	title = {Ophthalmic Assistant},
	publisher = {Saunders},
	year = {c2012.},
	address = {Saint Louis, MO},
	edition = {9th ed.},
	url = {http://site.ebrary.com/lib/pucpr/docDetail.action?docID=10588637}
}