APA aipamena

MOUNTFIELD, D. (1974). A History Of Polar Exploration/ David Mountfield. The Hamlyn Publishing Group.

Chicago Style aipamena

MOUNTFIELD, David. A History Of Polar Exploration/ David Mountfield. The Hamlyn Publishing Group, 1974.

MLA aipamena

MOUNTFIELD, David. A History Of Polar Exploration/ David Mountfield. The Hamlyn Publishing Group, 1974.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.