Cita APA (7a ed.)
Helms, E. E. (1923). God in history. Light and Life Press.
Cita Chicago Style (17a ed.)
Helms, Elmer Ellsworth. God in History. Washington Boulevard: Light and Life Press, 1923.
Cita MLA (9a ed.)
Helms, Elmer Ellsworth. God in History. Light and Life Press, 1923.
Precaución: Estas citas no son 100% exactas.