Mayercheck, W. D., Jaspal, J. S., & Farrar, R. B. (1990). Preliminary analysis of methodologies for mining thin-seam mountaintop coal resources. Bureau of Mines.
Chicago Style (17th ed.) CitationMayercheck, William D., Jasinder S. Jaspal, and Richard B. Farrar. Preliminary Analysis of Methodologies for Mining Thin-seam Mountaintop Coal Resources. Washington, DC: Bureau of Mines, 1990.
MLA (9th ed.) CitationMayercheck, William D., et al. Preliminary Analysis of Methodologies for Mining Thin-seam Mountaintop Coal Resources. Bureau of Mines, 1990.
Warning: These citations may not always be 100% accurate.