Cita APA (7a ed.)

Hoek, E., & Brown, E. T. (1980). Underground excavations in rock. The Institution of Mining and Metallurgy.

Cita Chicago Style (17a ed.)

Hoek, Evert, y E. T. Brown. Underground Excavations in Rock. London: The Institution of Mining and Metallurgy, 1980.

Cita MLA (8a ed.)

Hoek, Evert, y E. T. Brown. Underground Excavations in Rock. The Institution of Mining and Metallurgy, 1980.