http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology of the Mary Lee Group of coalbeds, Black Warrior coal basin, Alabama
2 unnumbered pages, ii, 49 pages : maps, diagrams ; 26 cm.
by G. W. Murrie, W. P. Diamond, and S. W. Lambert ; Pittsburgh Mining and Safety Research Center.
Report of investigations (United States. Bureau of Mines) ; 8189