APA (7th ed.) Citation

Cook, A., Hoffmann, H., & Oberst, J. (1997). A study of the topography of the Lunar South Pole for the LEDA mission.

Chicago Style (17th ed.) Citation

Cook, A.C, H. Hoffmann, and J. Oberst. A Study of the Topography of the Lunar South Pole for the LEDA Mission. 1997.

MLA (9th ed.) Citation

Cook, A.C, et al. A Study of the Topography of the Lunar South Pole for the LEDA Mission. 1997.