APA (7th ed.) Citation

Liu, L., & Ramakrishna, S. (2021). An Introduction to Circular Economy. Springer. https://doi.org/10.1007/978-981-15-8510-4

Chicago Style (17th ed.) Citation

Liu, Lerwen, and Seeram Ramakrishna. An Introduction to Circular Economy. Singapore: Springer, 2021. https://doi.org/10.1007/978-981-15-8510-4.

MLA (9th ed.) Citation

Liu, Lerwen, and Seeram Ramakrishna. An Introduction to Circular Economy. Springer, 2021. https://doi.org/10.1007/978-981-15-8510-4.