Spring Hill Press. (2007). Yuma County Chamber of Commerce, Arizona, 2007-08 area map: Including Gadsden, San Luis, Somerton, Wellton, the Foothills & the South County : with Arizona Western College & Northern Arizona University Campus maps. Spring Hill Press, LLC.
Chicago Style (17th ed.) CitationSpring Hill Press. Yuma County Chamber of Commerce, Arizona, 2007-08 Area Map: Including Gadsden, San Luis, Somerton, Wellton, the Foothills & the South County : With Arizona Western College & Northern Arizona University Campus Maps. Mt. Vernon, MO: Spring Hill Press, LLC, 2007.
MLA (9th ed.) CitationSpring Hill Press. Yuma County Chamber of Commerce, Arizona, 2007-08 Area Map: Including Gadsden, San Luis, Somerton, Wellton, the Foothills & the South County : With Arizona Western College & Northern Arizona University Campus Maps. Spring Hill Press, LLC, 2007.