APA (7th ed.) Citation

RP, T., OB, T., TP, A., JB, P., & C, S. (1990). Climate and smoke: An appraisal of nuclear winter. Science (New York, N.Y.), 247, 166. https://doi.org/10.1126/science.11538069

Chicago Style (17th ed.) Citation

RP, Turco, Toon OB, Ackerman TP, Pollack JB, and Sagan C. "Climate and Smoke: An Appraisal of Nuclear Winter." Science (New York, N.Y.) 247 (1990): 166. https://doi.org/10.1126/science.11538069.

MLA (9th ed.) Citation

RP, Turco, et al. "Climate and Smoke: An Appraisal of Nuclear Winter." Science (New York, N.Y.), vol. 247, 1990, p. 166, https://doi.org/10.1126/science.11538069.