APA aipamena

Stromsted, A. A. (1974). Ancient pioneers: Early connections between Scandinavia and the New World. Erik J. Friis.

Chicago Style aipamena

Stromsted, Astri A. Ancient Pioneers: Early Connections Between Scandinavia and the New World. Erik J. Friis, 1974.

MLA aipamena

Stromsted, Astri A. Ancient Pioneers: Early Connections Between Scandinavia and the New World. Erik J. Friis, 1974.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.