APA (7th ed.) Citation

Billinghurst, A. W., Karney, C. F. F., Squibbs, R. F., & Williams, S. T. (1971). Cambridge East Greenland expedition 1971, preliminary report. Zenodo.

Chicago Style (17th ed.) Citation

Billinghurst, Anthony W., Charles F. F. Karney, R. F. Squibbs, and S. T. Williams. Cambridge East Greenland Expedition 1971, Preliminary Report. Zenodo, 1971.

MLA (9th ed.) Citation

Billinghurst, Anthony W., et al. Cambridge East Greenland Expedition 1971, Preliminary Report. Zenodo, 1971.