"Link River". Geographic Names Information System. United States Geological Survey. November 28, 1980. Retrieved April 20, 2011.
topoquest.com
United States Geological Survey. "United States Geological Survey Topographic Map". TopoQuest. Retrieved April 4, 2011. The maps include river mile (RM) markers for the entire length of the Klamath and Link Rivers. The markers begin at the mouth of the Klamath on the Pacific Ocean, and the Link flows from between markers 255 and 254 to marker 253. The relevant map quadrangle is Klamath Falls.