Citazione Stile APA (7a Edizione)

Gregory, K. J., & Goudie, A. (2014). The SAGE handbook of geomorphology (Paperback edition.). SAGE.

Citazione stile Chigago Style (17a edizione)

Gregory, K. J., e Andrew Goudie. The SAGE Handbook of Geomorphology. Paperback edition. Los Angeles: SAGE, 2014.

Citatione MLA (9a ed.)

Gregory, K. J., e Andrew Goudie. The SAGE Handbook of Geomorphology. Paperback edition. SAGE, 2014.