Wyllie, D. C. (2017). Rock Slope Engineering: Civil applications (Fifth Edition.). CRC Press.
Chicago-čujuhus (17. p.)Wyllie, Duncan C. Rock Slope Engineering: Civil Applications. Fifth Edition. Boca Raton, Florida: CRC Press, 2017.
MLA-čujuhus (9. p.)Wyllie, Duncan C. Rock Slope Engineering: Civil Applications. Fifth Edition. CRC Press, 2017.
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