APA (7th ed.) Citation

Kirchherr, J., Yang, N. N., Schulze-Spüntrup, F., Heerink, M. J., & Hartley, K. (2023). Conceptualizing the Circular Economy (Revisited): An Analysis of 221 Definitions. Resources, conservation and recycling, 194, 107001. https://doi.org/10.1016/j.resconrec.2023.107001

Chicago Style (17th ed.) Citation

Kirchherr, Julian, Nan-Hua Nadja Yang, Frederik Schulze-Spüntrup, Maarten J. Heerink, and Kris Hartley. "Conceptualizing the Circular Economy (Revisited): An Analysis of 221 Definitions." Resources, Conservation and Recycling 194 (2023): 107001. https://doi.org/10.1016/j.resconrec.2023.107001.

MLA (9th ed.) Citation

Kirchherr, Julian, et al. "Conceptualizing the Circular Economy (Revisited): An Analysis of 221 Definitions." Resources, Conservation and Recycling, vol. 194, 2023, p. 107001, https://doi.org/10.1016/j.resconrec.2023.107001.