APA (7th ed.) Citation

Hudson, J. A., & Harrison, J. P. (2007). Engineering rock mechanics: An introduction to the principles (Repr.). Pergamon.

Chicago Style (17th ed.) Citation

Hudson, John A., and John P. Harrison. Engineering Rock Mechanics: An Introduction to the Principles. Repr. Oxford [u.a.]: Pergamon, 2007.

MLA (9th ed.) Citation

Hudson, John A., and John P. Harrison. Engineering Rock Mechanics: An Introduction to the Principles. Repr. Pergamon, 2007.