Wyllie, D. C. (2017). Rock Slope Engineering: Civil applications (Fifth Edition.). CRC Press.
Cita Chicago (17th ed.)Wyllie, Duncan C. Rock Slope Engineering: Civil Applications. Fifth Edition. Boca Raton, Florida: CRC Press, 2017.
Cita MLA (9th ed.)Wyllie, Duncan C. Rock Slope Engineering: Civil Applications. Fifth Edition. CRC Press, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.