Παραπομπή APA

Hudson, J., & Harrison, J. P. (2005). Engineering rock mechanics: An introduction to the principles (3rd impression.). Tarrytown, N.Y.: Pergamon.

Παραπομπή Chicago Style

Hudson, John, and John P. Harrison. Engineering Rock Mechanics: An Introduction to the Principles. 3rd impression. Tarrytown, N.Y.: Pergamon, 2005.

Παραπομπή MLA

Hudson, John, and John P. Harrison. Engineering Rock Mechanics: An Introduction to the Principles. 3rd impression. Tarrytown, N.Y.: Pergamon, 2005.

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