APA (7th ed.) Citation

Edwards, R. (1998). The big break. New Scientist, 160(2154), 30.

Chicago Style (17th ed.) Citation

Edwards, Rob. "The Big Break." New Scientist 160, no. 2154 (1998): 30.

MLA (9th ed.) Citation

Edwards, Rob. "The Big Break." New Scientist, vol. 160, no. 2154, 1998, p. 30.