Crawford, J. T., Hustrulid, W. A., & Broadbent, C. (1979). Open pit mine planning and design. American Institute of Mining, Metallurgical, and Petroleum Engineers.
Citação norma ChicagoCrawford, John T., William A. Hustrulid, and C.D Broadbent. Open Pit Mine Planning and Design. New York, United States: American Institute of Mining, Metallurgical, and Petroleum Engineers, 1979.
Citação norma MLACrawford, John T., et al. Open Pit Mine Planning and Design. American Institute of Mining, Metallurgical, and Petroleum Engineers, 1979.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.