|Collection of the U.S. House of Representatives
Duram, James C. Ambivalence at the Top: Congressman Charles Gubser and
Federal Aid for Classroom Construction During the Eisenhower Presidency."
California History 68 (Spring/Summer 1989): 26-35.
Ralph Nader Congress Project.
Citizens Look at Congress: Charles S. Gubser, Republican Representative
from California. Washington, D. C.: Grossman Publishers, 1972.