Cita APA (7a ed.)

Tyrrell, G. (1963). Christianity at the cross-roads. Allen & Unwin.

Cita Chicago Style (17a ed.)

Tyrrell, George. Christianity at the Cross-roads. London: Allen & Unwin, 1963.

Cita MLA (9a ed.)

Tyrrell, George. Christianity at the Cross-roads. Allen & Unwin, 1963.