Bob Woods exercise :
problem exercise.

APA Citation

United States. Bureau of Mines., University of Kentucky. Behavioral Research Aspects of Safety and Health Working Group., Illinois Eastern Community Colleges. Coal Mining Technology. (1988). Bob Woods exercise: problem exercise. Springfield, Ill.: Coal Mining Technology Program, illinois [sic] Eastern Community College .

MLA Citation

United States. Bureau of Mines, University of Kentucky. Behavioral Research Aspects of Safety and Health Working Group, and Illinois Eastern Community Colleges. Coal Mining Technology. Bob Woods Exercise: Problem Exercise. Springfield, Ill.: Coal Mining Technology Program, illinois [sic] Eastern Community College , 1988.