APA (7th ed.) Zitazioa

Bryce, G. The Siege and Conquest of the North Pole.

Chicago Style (17th ed.) Zitazioa

Bryce, George. The Siege and Conquest of the North Pole.

MLA (9th ed.) Zitazioa

Bryce, George. The Siege and Conquest of the North Pole.

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