APA Edition Citation

Gregory, K. J. (2010). Earth's land surface: Landforms and processes in Geomorphology. Sage.

Chicago Edition Citation

Gregory, Kenneth J. Earth's Land Surface: Landforms and Processes in Geomorphology. Los Angeles: Sage, 2010.

MLA Edition Citation

Gregory, Kenneth J. Earth's Land Surface: Landforms and Processes in Geomorphology. Sage, 2010.

Warning: These citations may not always be 100% accurate.