All for the birds Author E. Stiles Article Date January 1, 1977 Article Abstract Bird watchers take bird count Journal Title Ole (Tucson Daily Citizen)
A century of birding in Arizona Author H. L. and Ruth Crockett Article Date August 1964 Journal Title Ariz Hwys
A bird-watcher's odyssey Author W. Peterson Article Date June 1990 Article Abstract From Ramsey Canyon to Superior to Prescott to Yuma, the expert photographer captures views of Arizona's most delightful birds and talks about the experience Journal Title Ariz Hwys