Cita APA (7th ed.)

National Research Council (U.S.). Committee on Advanced Drilling Technologies. (1994). Drilling and excavation technologies for the future. National Academy Press, Washington, D.C. : National Academy Press.

Cita Chicago (17th ed.)

National Research Council (U.S.). Committee on Advanced Drilling Technologies. Drilling and Excavation Technologies for the Future. Washington, D.C.: National Academy Press, Washington, D.C. : National Academy Press, 1994.

Cita MLA (9th ed.)

National Research Council (U.S.). Committee on Advanced Drilling Technologies. Drilling and Excavation Technologies for the Future. National Academy Press, Washington, D.C. : National Academy Press, 1994.

Atenció: Aquestes cites poden no estar 100% correctes.