Economic effects of western Federal land use restrictions on U.S. coal markets /

Autor Watson, William Downing, 1938-, Medlin, Antoinette L., Krohn, Kathleen K., Brookshire, David S., Bernknopf, Richard L.
Vydáno 1991

Societal value of geologic maps /

Autor Bernknopf, Richard L., Brookshire, David S., Soller, David R., McKee, Michael J., Sutter, John F., Matti, Jonathan C., 1947-, Campbell, Russell H., 1928-
Vydáno 1993