APA

Hudson J. A., Harrison J. P., . (1997). Engineering rock mechanics, an introduction to the principles. Amsterdam: Pergamon.

Chicago

Hudson John A, Harrison John P, . 1997. Engineering rock mechanics, an introduction to the principles. Amsterdam: Pergamon.

Harvard

Hudson J. A., Harrison J. P., . (1997). Engineering rock mechanics, an introduction to the principles. Amsterdam: Pergamon.

MLA

Hudson John A, Harrison John P, . Engineering rock mechanics, an introduction to the principles. Amsterdam: Pergamon. 1997.