Cita APA (7th ed.)

Barrington, D., & Beaufoy, C. (1818). The possibility of approaching the North Pole asserted (1a. ed.). T. and J. Allman.

Cita Chicago (17th ed.)

Barrington, Daines, i C. Beaufoy. The Possibility of Approaching the North Pole Asserted. 1a. ed. Londres: T. and J. Allman, 1818.

Cita MLA (9th ed.)

Barrington, Daines, i C. Beaufoy. The Possibility of Approaching the North Pole Asserted. 1a. ed. T. and J. Allman, 1818.

Atenció: Aquestes cites poden no estar 100% correctes.