APA (7th ed.) Citation
Harrison, J. P., & Hudson, J. (1997). Engineering rock mechanics: An introduction to the principles. Elsevier.
Chicago Style (17th ed.) Citation
Harrison, John P., and John Hudson. Engineering Rock Mechanics: An Introduction to the Principles. Oxford: Elsevier, 1997.
MLA (9th ed.) Citation
Harrison, John P., and John Hudson. Engineering Rock Mechanics: An Introduction to the Principles. Elsevier, 1997.
Warning: These citations may not always be 100% accurate.