Dyfyniad APA
Chapman, D., Metje, N., & Stark, A. (2018). Introduction to tunnel construction (2nd ed.). CRC Press.
Dyfyniad Arddull Chicago
Chapman, David, Niole Metje, and Alfred Stark. Introduction to Tunnel Construction. 2nd ed. New York: CRC Press, 2018.
Dyfyniad MLA
Chapman, David, et al. Introduction to Tunnel Construction. 2nd ed. CRC Press, 2018.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.