एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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