Cita APA (7a ed.)

Craig, R. F., & Knappett, J. (2020). Craig's soil mechanics (Ninth edition.). CRC Press.

Cita Chicago Style (17a ed.)

Craig, R. F., y Jonathan Knappett. Craig's Soil Mechanics. Ninth edition. Boca Raton, FL: CRC Press, 2020.

Cita MLA (9a ed.)

Craig, R. F., y Jonathan Knappett. Craig's Soil Mechanics. Ninth edition. CRC Press, 2020.