Weston, E. M. (1910). Rock drills: Design, construction, and use. McGraw-Hill.
Cita Chicago Style (17a ed.)Weston, Eustace M. Rock Drills: Design, Construction, and Use. New York: McGraw-Hill, 1910.
Cita MLA (8a ed.)Weston, Eustace M. Rock Drills: Design, Construction, and Use. McGraw-Hill, 1910.
Precaución: Estas citas no son 100% exactas.