Dyfyniad APA
Persson, P., Holmberg, R., & Lee, J. (1994). Rock Blasting and Explosives Engineering. CRC.
Dyfyniad Arddull Chicago
Persson, Per-Anders, Roger Holmberg, and Jaimin Lee. Rock Blasting and Explosives Engineering. New York: CRC, 1994.
Dyfyniad MLA
Persson, Per-Anders, et al. Rock Blasting and Explosives Engineering. CRC, 1994.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.