Stefanko, R., & Bise, C. J. (1983). Coal mining technology: Theory and practice. Society of Mining Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers.
Citazione stile Chigago Style (17a edizione)Stefanko, Robert, e Christopher J. Bise. Coal Mining Technology: Theory and Practice. New York, N.Y: Society of Mining Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers, 1983.
Citatione MLA (9a ed.)Stefanko, Robert, e Christopher J. Bise. Coal Mining Technology: Theory and Practice. Society of Mining Engineers of the American Institute of Mining, Metallurgical, and Petroleum Engineers, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.