1.
|
Heidelberg ; New York : Springer, [2014]
|
2.
|
[Menlo Park, CA] : U.S. Geological Survey, 1990.
I 19.76: 90-61 |
|
3.
|
[Menlo Park, CA] : U.S. Dept. of the Interior, U.S. Geological Survey, 1992.
I 19.76: 92-301 |
|
4.
|
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey, [1999]
I 19.76: 99-339 |
|
5.
|
[Denver, Colo.?] : U.S. Dept. of the Interior, U.S. Geological Survey, [1990?]
I 19.76: 90-651 |
|
6.
|
[Reston, Va.] : The Survey, 1997.
I 19.76: 97-487 |
|
7.
|
[Washington, D.C. : U.S. G.P.O., 2010]
KF31 E55 2010r |
|
8.
|
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2007.
|
9.
|
[Boston] : WGBH Boston Video, [2006]
QE521 .V653366 2006 |
|
10.
|
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2004.
|