Citazione Stile APA (7a Edizione)

Hobbs, B. E. (1976). An Outline of Structural Geology. John Wiley & Sons.

Citazione stile Chigago Style (17a edizione)

Hobbs, Bruce E. An Outline of Structural Geology. New York: John Wiley & Sons, 1976.

Citatione MLA (9a ed.)

Hobbs, Bruce E. An Outline of Structural Geology. John Wiley & Sons, 1976.