Cita APA (7a ed.)

Richardson, A. (1947). Christian apologetics ([1st pub.].). SCM Press.

Cita Chicago Style (17a ed.)

Richardson, Alan. Christian Apologetics. [1st pub.]. London: SCM Press, 1947.

Cita MLA (9a ed.)

Richardson, Alan. Christian Apologetics. [1st pub.]. SCM Press, 1947.