APA aipamena

Ritter, D. F., Kochel,. R. Craig, & Miller, J. R. Process geomorphology (4th ed.).

Chicago Style aipamena

Ritter, Dale F., Kochel,. R. Craig, and Jerry R. Miller. Process Geomorphology. 4th ed.

MLA aipamena

Ritter, Dale F., et al. Process Geomorphology. 4th ed.