Dyfyniad APA
Wilby, C. B. (1991). Concrete materials and structures: A university civil engineering text. Cambridge University Press.
Dyfyniad Arddull Chicago
Wilby, C. B. Concrete Materials and Structures: A University Civil Engineering Text. Cambridge [England] ; New York: Cambridge University Press, 1991.
Dyfyniad MLA
Wilby, C. B. Concrete Materials and Structures: A University Civil Engineering Text. Cambridge University Press, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.