APA (7th ed.) Citation

CS, G., & RT, F. (1989). Genetically engineering plants for crop improvement. Science (New York, N.Y.), 244(4910), 1293. https://doi.org/10.1126/science.244.4910.1293

Chicago Style (17th ed.) Citation

CS, Gasser, and Fraley RT. "Genetically Engineering Plants for Crop Improvement." Science (New York, N.Y.) 244, no. 4910 (1989): 1293. https://doi.org/10.1126/science.244.4910.1293.

MLA (9th ed.) Citation

CS, Gasser, and Fraley RT. "Genetically Engineering Plants for Crop Improvement." Science (New York, N.Y.), vol. 244, no. 4910, 1989, p. 1293, https://doi.org/10.1126/science.244.4910.1293.