Cita APA (7a ed.)

Summerfield, M. A. (2000). GEOMORPHOLOGY and global tectonics. John Wiley & Sons.

Cita Chicago Style (17a ed.)

Summerfield, Michael A. GEOMORPHOLOGY and Global Tectonics. New York: John Wiley & Sons, 2000.

Cita MLA (8a ed.)

Summerfield, Michael A. GEOMORPHOLOGY and Global Tectonics. John Wiley & Sons, 2000.