Barclay, W. (1974). By what authority? Judson Press.
Cita Chicago (17th ed.)Barclay, William. By What Authority? Judson Press, 1974.
Cita MLA (9th ed.)Barclay, William. By What Authority? Judson Press, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.