APA Style
Thornbury, William D.. (1966).
Principles of Geomorphology .
:
John Wiley & Sons, Inc.
Chicago Style
Thornbury, William D..
Principles of Geomorphology.
:
John Wiley & Sons, Inc,
1966.
Text.
MLA Style
Thornbury, William D..
Principles of Geomorphology.
:
John Wiley & Sons, Inc,
1966.
Text.
Turabian Style
Thornbury, William D..
Principles of Geomorphology.
:
John Wiley & Sons, Inc,
1966.
Print.