Dyfyniad APA
McLean, A., & Gribble, C. (1985). Geology for Civil Engineers (2nd ed.). Taylor & Francis.
Dyfyniad Arddull Chicago
McLean, A.C, and C.D Gribble. Geology for Civil Engineers. 2nd ed. New York: Taylor & Francis, 1985.
Dyfyniad MLA
McLean, A.C, and C.D Gribble. Geology for Civil Engineers. 2nd ed. Taylor & Francis, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.