APA Style
Thornbury, William D.. (1969).
Principles of GEOMORPHOLOGY, SECOND EDITION (2nd).
New York:
John Wiley & Sons, Inc..
Chicago Style
Thornbury, William D..
Principles of GEOMORPHOLOGY, SECOND EDITION.
2nd
New York:
John Wiley & Sons, Inc.,
1969.
Text.
MLA Style
Thornbury, William D..
Principles of GEOMORPHOLOGY, SECOND EDITION.
2nd
New York:
John Wiley & Sons, Inc.,
1969.
Text.
Turabian Style
Thornbury, William D..
Principles of GEOMORPHOLOGY, SECOND EDITION.
2nd
New York:
John Wiley & Sons, Inc.,
1969.
Print.