| Title: | Fundamentals of Physical Geography |
| Author: | Pidwirny, Michael J., 1958- |
| Note: | electronic edition, with glossary and weblinks |
| Link: | illustrated HTML with commentary at physicalgeography.net |
| Stable link here: | http://onlinebooks.library.upenn.edu/webbin/book/lookupid?key=olbp36885 |
| Subject: | Physical geography |
| Call number: | GB55 |