Cita APA (7a ed.)

Hilton Coulson, J. (1970). The effects of surface roughness on the shear strength of joints in rock. University of Illinois.

Cita Chicago Style (17a ed.)

Hilton Coulson, James. The Effects of Surface Roughness on the Shear Strength of Joints in Rock. Illinois: University of Illinois, 1970.

Cita MLA (9a ed.)

Hilton Coulson, James. The Effects of Surface Roughness on the Shear Strength of Joints in Rock. University of Illinois, 1970.