http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings, 1981 Rapid Excavation and Tunneling Conference, San Francisco, California, May 3-7, 1981
Rapid Excavation and Tunneling Conference (1981 : San Francisco, Calif.)
American Institute of Mining, Metallurgical, and Petroleum Engineers
2 volumes (1686 pages) : illustrations ; 24 + index.
editors, Richard L. Bullock, Henry J. Jacoby ; sponsored by American Institute of Mining, Metallurgical and Petroleum Engineers, American Society of Civil Engineers ; cooperating societies, Canadian Institute of Mining and Metallurgy, Engineering Institute of Canada.