Riker, Father W[illiam] E.(1873-1969). The White Race is Supreme. Racial Education Based upon Spiritual, Scientific fact and General Observation. A White Woman?s Soul Turns Black. The White Man?s Toleration Is All to Blame. Holy City, CA: Holy City Press, 1942.

Riker, William E.(1873-1969). The Perfect Government: $25,000 Twenty-five Thousand Dollars Reward if Anyone Can Find a Flaw in it or Can Prove it Will Not Work Successfully. Holy City, CA: Father Riker of Holy City Inventor and Discoverer of the Perfect Government, 1940.