APA (7th ed.) Citation

Hughes, R. C., Ricco, A. J., & Butler, M. A. (1991). Chemical microsensors. Science, 254, 74. https://doi.org/10.1126/science.254.5028.74

Chicago Style (17th ed.) Citation

Hughes, R. C., A. J. Ricco, and M. A. Butler. "Chemical Microsensors." Science 254 (1991): 74. https://doi.org/10.1126/science.254.5028.74.

MLA (9th ed.) Citation

Hughes, R. C., et al. "Chemical Microsensors." Science, vol. 254, 1991, p. 74, https://doi.org/10.1126/science.254.5028.74.