Cita APA (7th ed.)

Perkins, D., Henke, K. R., Simon, A. C., & Yarbrough, L. D. (2019). Earth materials: Components of a diverse planet. CRC Press.

Cita Chicago (17th ed.)

Perkins, Dexter, Kevin R. Henke, Adam C. Simon, i Lance D. Yarbrough. Earth Materials: Components of a Diverse Planet. London: CRC Press, 2019.

Cita MLA (9th ed.)

Perkins, Dexter, et al. Earth Materials: Components of a Diverse Planet. CRC Press, 2019.