Skinner, B. J., & Porter, S. C. (1995). The dynamic earth: An introduction to physical geology (3rd ed.). John Wiley & Sons, Inc..
Citazione stile Chigago Style (17a edizione)Skinner, Brian J., e Stephen C. Porter. The Dynamic Earth: An Introduction to Physical Geology. 3rd ed. New York: John Wiley & Sons, Inc., 1995.
Citatione MLA (9a ed.)Skinner, Brian J., e Stephen C. Porter. The Dynamic Earth: An Introduction to Physical Geology. 3rd ed. John Wiley & Sons, Inc., 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.