APA (7th ed.) Citation

Nathorst, A. G., Hulth, J. M., & De Geer, G. (1909). Swedish Explorations in Spitzbergen 1758-1908. Centraltryckeriet.

Chicago Style (17th ed.) Citation

Nathorst, Alfred Gabriel, Johann Marcus Hulth, and Gerard De Geer. Swedish Explorations in Spitzbergen 1758-1908. Stockholm: Centraltryckeriet, 1909.

MLA (9th ed.) Citation

Nathorst, Alfred Gabriel, et al. Swedish Explorations in Spitzbergen 1758-1908. Centraltryckeriet, 1909.