Gaya APA

Hudson, John A., Harrison, John P.. (2007). Engineering Rock Mechanics: An Introduction to the Principles . United Kingdom: Pergamon.

Gaya Chicago

Hudson, John A., Harrison, John P.. Engineering Rock Mechanics: An Introduction to the Principles. United Kingdom: Pergamon, 2007. Text.

Gaya MLA

Hudson, John A., Harrison, John P.. Engineering Rock Mechanics: An Introduction to the Principles. United Kingdom: Pergamon, 2007. Text.

Gaya Turabian

Hudson, John A., Harrison, John P.. Engineering Rock Mechanics: An Introduction to the Principles. United Kingdom: Pergamon, 2007. Print.