APA (7th ed.) Citation

Smit, T., Chigirinsky, R., Sieradzki, S., Larman, A. C., Demers, S., Watkins, B., . . . Gilbert, D. (2012). LETTERS. New Scientist, 214(2866), 30.

Chicago Style (17th ed.) Citation

Smit, Tim, et al. "LETTERS." New Scientist 214, no. 2866 (2012): 30.

MLA (9th ed.) Citation

Smit, Tim, et al. "LETTERS." New Scientist, vol. 214, no. 2866, 2012, p. 30.