1.
|
Washington : U.S. G.P.O., 2004.
KF31 .C69 2004f |
|
2.
|
[Menlo Park, CA] : U.S. Dept. of the Interior, Geological Survey, 1990.
I 19.76: 90-100 |
|
3.
|
[Menlo Park, CA] : U.S. Geological Survey ; Denver, CO : Branch of Information Services [distributor], 1999.
I 19.76: 99-360 |
|
4.
|
Washington, U.S. Govt. Print. Off., 1973.
|
5.
|
[Menlo Park, CA] : U.S. Dept. of the Interior, U.S. Geological Survey, 1997.
I 19.76: 97-450 |
|
6.
|
Menlo Park, Calif. : U.S. Dept. of the Interior, U.S. Geological Survey, [1995?]
I 19.76: 94-711 |
|
7.
|
New York : Tundra Books, [2020] ©2020
|
8.
|
[Woods Hole, MA] : U.S. Geological Survey ; Denver, CO : Information Services [distributor], 2005.
|
9.
|
Menlo Park, CA : U.S. Geological Survey, 1998.
I 19.76: 98-212 |
|
10.
|
Menlo Park, CA : U.S. Dept. of the Interior, U.S. Geological Survey, [1998]
I 19.76: 97-525 |
|