APA (7th ed.) Citation

Reggia, J. A., & Armentrout, S. L. (1993). Simple systems that exhibit self-directed replication. Science (pre-March 2025), 259(5099), 1282. https://doi.org/10.1126/science.259.5099.1282

Chicago Style (17th ed.) Citation

Reggia, James A., and Steven L. Armentrout. "Simple Systems That Exhibit Self-directed Replication." Science (pre-March 2025) 259, no. 5099 (1993): 1282. https://doi.org/10.1126/science.259.5099.1282.

MLA (9th ed.) Citation

Reggia, James A., and Steven L. Armentrout. "Simple Systems That Exhibit Self-directed Replication." Science (pre-March 2025), vol. 259, no. 5099, 1993, p. 1282, https://doi.org/10.1126/science.259.5099.1282.