Collis, E. L. (1919). Industrial pneumonoconioses, with special reference to dust-phthisis .. H.M. Stationery Off..
MLA CitationCollis, Edgar Leigh. Industrial Pneumonoconioses, with Special Reference to Dust-phthisis .. H.M. Stationery Off., 1919.
Warning: These citations have been automatically generated and may not always be 100% accurate..