@book{26465,
	author = {Huntington, Ellsworth. and Cushing, Sumner W.},
	title = {Principles of Human Geography /},
	publisher = {J. Wiley & sons, inc.;},
	year = {1940.},
	series = {The Huntington geography series.},
	address = {New York,},
	edition = {5th ed., largely rewritten.}
}