Dyfyniad APA

(1993). Fly Ash, Silica Fume, Slag And Natural Pozzolans In Concrete Proceedings Fourth International Conference Istambul Turkey, May 1992 Volume 1 Sp-132 Editor Vm Malhotra. American Concrete Institute.

Dyfyniad Arddull Chicago

Fly Ash, Silica Fume, Slag And Natural Pozzolans In Concrete Proceedings Fourth International Conference Istambul Turkey, May 1992 Volume 1 Sp-132 Editor Vm Malhotra. American Concrete Institute, 1993.

Dyfyniad MLA

Fly Ash, Silica Fume, Slag And Natural Pozzolans In Concrete Proceedings Fourth International Conference Istambul Turkey, May 1992 Volume 1 Sp-132 Editor Vm Malhotra. American Concrete Institute, 1993.

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