Whittles, D. N. (2000). The application of rock mass classification principles to coal mine design.
Chicago Style (17th ed.) CitationWhittles, David N. The Application of Rock Mass Classification Principles to Coal Mine Design. 2000.
MLA (9th ed.) CitationWhittles, David N. The Application of Rock Mass Classification Principles to Coal Mine Design. 2000.
Warning: These citations may not always be 100% accurate.