Helmer, C. (2017). Trinity and Martin Luther. Lexham Press.
Cita Chicago Style (17a ed.)Helmer, Christine. Trinity and Martin Luther. Lexham Press, 2017.
Cita MLA (8a ed.)Helmer, Christine. Trinity and Martin Luther. Lexham Press, 2017.
Precaución: Estas citas no son 100% exactas.