APA (7th ed.) Citation

Engh, T. A., Sigworth, G. K., & Kvithyld, A. (2021). Principles of metal refining and recycling (First edition.). Oxford University Press.

Chicago Style (17th ed.) Citation

Engh, T. A., Geoffrey K. Sigworth, and Anne Kvithyld. Principles of Metal Refining and Recycling. First edition. Oxford: Oxford University Press, 2021.

MLA (9th ed.) Citation

Engh, T. A., et al. Principles of Metal Refining and Recycling. First edition. Oxford University Press, 2021.