Coal and metal and nonmetal entry level training
Subtitle: student text material.
Edition: Rev. 2007.
Series: Course of Instruction series -- Ci 30a.
Publisher: U.S. Dept. of Labor, Mine Safety and Health Administration, National Mine Health and Safety Academy
Published: 2007
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 50
Subjects: Mining law -- United States.; Miners -- Training of -- United States.
Other titles: 30 CFR part 50.
Notes: Shipping list no.: 2007-0201-P.