Cita APA (7a ed.)

Harrison, P. N. (1921). The problem of the pastoral epistles. Oxford University Press.

Cita Chicago Style (17a ed.)

Harrison, P. N. The Problem of the Pastoral Epistles. London [etc.]: Oxford University Press, 1921.

Cita MLA (9a ed.)

Harrison, P. N. The Problem of the Pastoral Epistles. Oxford University Press, 1921.