APA (7th ed.) Citation

de Quervain, A., Mercanton, P. L., & Stolberg, A. (1914). De Quervain's Crossing of Greenland. The Geographical Journal, 43(6), 689.

Chicago Style (17th ed.) Citation

de Quervain, Alfred, P. L. Mercanton, and A. Stolberg. "De Quervain's Crossing of Greenland." The Geographical Journal 43, no. 6 (1914): 689.

MLA (9th ed.) Citation

de Quervain, Alfred, et al. "De Quervain's Crossing of Greenland." The Geographical Journal, vol. 43, no. 6, 1914, p. 689.