APA (7th ed.) Citation

SA, C., EA, S., JM, H., SP, L., & C, Q. (1989). Risk behavior-based model of the cubic growth of acquired immunodeficiency syndrome in the United States. Proceedings of the National Academy of Sciences of the United States of America, 86(12), 4793. https://doi.org/10.1073/pnas.86.12.4793

Chicago Style (17th ed.) Citation

SA, Colgate, Stanley EA, Hyman JM, Layne SP, and Qualls C. "Risk Behavior-based Model of the Cubic Growth of Acquired Immunodeficiency Syndrome in the United States." Proceedings of the National Academy of Sciences of the United States of America 86, no. 12 (1989): 4793. https://doi.org/10.1073/pnas.86.12.4793.

MLA (9th ed.) Citation

SA, Colgate, et al. "Risk Behavior-based Model of the Cubic Growth of Acquired Immunodeficiency Syndrome in the United States." Proceedings of the National Academy of Sciences of the United States of America, vol. 86, no. 12, 1989, p. 4793, https://doi.org/10.1073/pnas.86.12.4793.