Dyfyniad APA

ACI Committee 318 & American Concrete Institute. (1979). Building code requirements for reinforced concrete (ACI 318-77). ACI.

Dyfyniad Arddull Chicago

ACI Committee 318 and American Concrete Institute. Building Code Requirements for Reinforced Concrete (ACI 318-77). Detroit: ACI, 1979.

Dyfyniad MLA

ACI Committee 318 and American Concrete Institute. Building Code Requirements for Reinforced Concrete (ACI 318-77). ACI, 1979.

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