1.
|
Denver, CO : U.S. Dept. of the Interior, Geological Survey : [Books and Open-File Reports Section, distributor], 1992.
I 19.76: 92-193 |
|
2.
|
Denver, CO. : U.S. Geological Survey : [Books and Open-File Reports Section, distributor, 1991]
I 19.76: 91-290 |
|
3.
|
[Denver, CO] : U.S. Dept. of the Interior, Geological Survey : [Books and Open-File Reports, distributor, 1991]
I 19.76: 90-500 |
|
4.
|
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 1996.
I 19.76: 96-514 |
|
5.
|
Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1987.
|
6.
|
Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1987.
|
7.
|
Washington : U.S. G.P.O. : For sale by U.S. Geological Survey, Information Services, 1999.
|
8.
|
[Denver, Colo.] : U.S. Dept. of the Interior, U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1993.
I 19.76: 93-620 |
|
9.
|
Denver, Colo. : U.S. Geological Survey : Enterprise Publishing Network [distributor], 2007.
G4353.E7C5 2007 .R4 |
|
10.
|
[Denver, CO] : U.S. Dept. of the Interior, Geological Survey : [Books and Open-File Reports Section, distributor, 1991]
I 19.76: 90-41 |
|