APA Citation

Leonard, J. W., & Hardinge, B. C. (1991). Coal preparation (5th ed.). Littleton, Colo.: Society for Mining, Metallurgy, and Exploration.

Chicago Style Citation

Leonard, Joseph W., and Byron C. Hardinge. Coal Preparation. 5th ed. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 1991.

MLA Citation

Leonard, Joseph W., and Byron C. Hardinge. Coal Preparation. 5th ed. Littleton, Colo.: Society for Mining, Metallurgy, and Exploration, 1991.

Warning: These citations may not always be 100% accurate.