(2015). Underground coal mining: Relationship between coal dust levels and pneumoconiosis, in two regions of Colombia, 2014.
Chicago Style (17th ed.) CitationUnderground Coal Mining: Relationship Between Coal Dust Levels and Pneumoconiosis, in Two Regions of Colombia, 2014. 2015.
MLA (8th ed.) CitationUnderground Coal Mining: Relationship Between Coal Dust Levels and Pneumoconiosis, in Two Regions of Colombia, 2014. 2015.
Warning: These citations may not always be 100% accurate.