APA Style
Thoenbury, William D.. ().
Principles of geomorphology 1st & 2nd Ed .
New York:
John Wiley & Sons.
Chicago Style
Thoenbury, William D..
Principles of geomorphology 1st & 2nd Ed.
New York:
John Wiley & Sons,
.
Hard Copy.
MLA Style
Thoenbury, William D..
Principles of geomorphology 1st & 2nd Ed.
New York:
John Wiley & Sons,
.
Hard Copy.
Turabian Style
Thoenbury, William D..
Principles of geomorphology 1st & 2nd Ed.
New York:
John Wiley & Sons,
.
Hard Copy.