Cita APA (7a ed.)

Gerard, J. (1897). The Gunpowder Plot, and the Gunpowder Plotters: In reply to professor Gardiner. Harper & Brothers.

Cita Chicago Style (17a ed.)

Gerard, John. The Gunpowder Plot, and the Gunpowder Plotters: In Reply to Professor Gardiner. London [etc.]: Harper & Brothers, 1897.

Cita MLA (9a ed.)

Gerard, John. The Gunpowder Plot, and the Gunpowder Plotters: In Reply to Professor Gardiner. Harper & Brothers, 1897.