@book{153650,
	author = {Tarbell, Ida M. and University of Rochester and University of Rochester},
	title = {The history of the satandard oil company},
	publisher = {University of Rochester},
	year = {1996},
	address = {New York},
	note = {Página web visitada en enero de 2004. ; Navegadores de Internet},
	url = {http://www.history.rochester.edu/fuels/tarbell/MAIN.HTM}
}