Cita APA (7a ed.)
Packer, J. I., & Howard, T. (1985). Christianity: The true humanism. Word Books.
Cita Chicago Style (17a ed.)
Packer, J. I., y Thomas Howard. Christianity: The True Humanism. Texas: Word Books, 1985.
Cita MLA (9a ed.)
Packer, J. I., y Thomas Howard. Christianity: The True Humanism. Word Books, 1985.
Precaución: Estas citas no son 100% exactas.