Citazione Stile APA (7a Edizione)

Hudson, J. A., & Harrison, J. P. (1997). Engineering rock mechanics: An introduction to the principles (1a. ed.). Pergamon.

Citazione stile Chigago Style (17a edizione)

Hudson, John A., e John P. Harrison. Engineering Rock Mechanics: An Introduction to the Principles. 1a. ed. Amsterdam: Pergamon, 1997.

Citatione MLA (9a ed.)

Hudson, John A., e John P. Harrison. Engineering Rock Mechanics: An Introduction to the Principles. 1a. ed. Pergamon, 1997.