1.
 |  | Title: National Audubon Society Field Guide to the Southwestern States: Arizona, New Mexico, Nevada, Utah (Audubon Field Guide) by Peter Alden, Brianbon Society Cassie, Peter Friederici, Jonathan D. W. Kahl, Patrick Leary, Amy Leventer, Wendy B. Zomlefer, National Audubon Society ISBN: 067944680X Publisher: Alfred A. Knopf Pub. Date: 01 September, 1999 List Price: $19.95 Amazon.com Price: $13.97 |
2.
 |  | Title: National Audubon Society Field Guide to the Rocky Mountain States (National Audubon Society Field Guide to the Rocky Mountain States) by Peter Alden, Brian Cassie, John Grassy, Jonathan D. W. Kahl, Amy Leventer, Daniel Mathews, Wendy B. Zomlefer ISBN: 0679446818 Publisher: Alfred A. Knopf Pub. Date: 01 March, 1999 List Price: $19.95 Amazon.com Price: $13.97 |
3.
 |  | Title: Earth from Space (National Audubon Society Pocket Guides) by Amy Leventer, Geoffrey, Dr. Seltzer, Amy, Dr. Leventer ISBN: 0679760571 Publisher: Alfred A. Knopf Pub. Date: 01 April, 1995 List Price: $7.99 Amazon.com Price: $7.99 |
4.
 |  | Title: Antarctic Peninsula Climate Variability: Historical and Paleoenvironmental Perspectives (ANTARCTIC RESEARCH SERIES) by Eugene Domack, Amy Leventer, Adam Burnett, Robert Bindschadler, Peter Convey, Matthew Kirby ISBN: 0875909736 Publisher: American Geophysical Union Pub. Date: 01 August, 2003 List Price: $80.00 Amazon.com Price: $80.00 |