Dyfyniad APA

(1975). Specification for the use of cold formed steel sections in buildings. British Standards Institution.

Dyfyniad Arddull Chicago

Specification for the Use of Cold Formed Steel Sections in Buildings. London: British Standards Institution, 1975.

Dyfyniad MLA

Specification for the Use of Cold Formed Steel Sections in Buildings. British Standards Institution, 1975.

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