Dyfyniad APA

(2014). ACI Structural Journal Vol. 111 (1-3) 2014. American Concrete Institute.

Dyfyniad Arddull Chicago

ACI Structural Journal Vol. 111 (1-3) 2014. American Concrete Institute, 2014.

Dyfyniad MLA

ACI Structural Journal Vol. 111 (1-3) 2014. American Concrete Institute, 2014.

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