@book{771,
	author = {Hodder, B. W. and Lee, Roger, },
	title = {Economic geography /},
	publisher = {Methuen, },
	year = {1977, c1974},
	series = {The Field of geography},
	address = {London :},
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/781.pdf}
}