1.
|
[Menlo Park, CA] : U.S. Dept. of the Interior, U.S. Geological Survey, 1990.
I 19.76: 90-681 |
|
2.
|
[Menlo Park, CA] : U.S. Dept. of the Interior, U.S. Geological Survey, [1999]
I 19.76: 99-306 |
|
3.
|
[Menlo Park, CA] : U.S. Geological Survey, [1999]
I 19.76: 99-43 |
|
4.
|
[Menlo Park, CA] : U.S. Geological Survey, [1999]
I 19.76: 99-42 |
|
5.
|
[Menlo Park, CA] : U.S. Geological Survey, [1999]
I 19.76: 99-40 |
|
6.
|
[Menlo Park, CA] : U.S. Geological Survey, [1999]
I 19.76: 98-786 |
|
7.
|
[Menlo Park, CA] : U.S. Geological Survey, [1999]
I 19.76: 98-784 |
|
8.
|
Denver, CO : U.S. Dept. of the Interior, U.S. Geological Survey : For sale by U.S. Geological Survey, Information Services, [2000]
|
9.
|
[Menlo Park, CA] : U.S. Geological Survey, [1997]
I 19.76: 96-679 |
|
10.
|
[Menlo Park, Calif.] : U.S. Dept. of the Interior, U.S. Geological Survey : [Denver, CO : Books and Open-File Reports Section, distributor, 1993]
I 19.76: 92-379-A |
|