Cita APA (7th ed.)

González de Vallejo, L. I., & Ferrer, M. (2011). Geological engineering (1a. ed.). CRC Press.

Cita Chicago (17th ed.)

González de Vallejo, Luis I., i Mercedes Ferrer. Geological Engineering. 1a. ed. Londres: CRC Press, 2011.

Cita MLA (9th ed.)

González de Vallejo, Luis I., i Mercedes Ferrer. Geological Engineering. 1a. ed. CRC Press, 2011.