Dyfyniad APA

Johnson, R., & Buckby, R. (1979). Composite stractures of steel and concrete. Granda Publishing.

Dyfyniad Arddull Chicago

Johnson, R.P, and R.J Buckby. Composite Stractures of Steel and Concrete. London: Granda Publishing, 1979.

Dyfyniad MLA

Johnson, R.P, and R.J Buckby. Composite Stractures of Steel and Concrete. Granda Publishing, 1979.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.