Gaya APA

R.REF, Constructional Steel Research and Development Organisation. (1985). Steel designers' manual / Constructional Steel Research and Development Organisation (4th ed.). London: Collins.

Gaya Chicago

R.REF, Constructional Steel Research and Development Organisation. Steel designers' manual / Constructional Steel Research and Development Organisation. 4th ed. London: Collins, 1985. Text.

Gaya MLA

R.REF, Constructional Steel Research and Development Organisation. Steel designers' manual / Constructional Steel Research and Development Organisation. 4th ed. London: Collins, 1985. Text.

Gaya Turabian

R.REF, Constructional Steel Research and Development Organisation. Steel designers' manual / Constructional Steel Research and Development Organisation. 4th ed. London: Collins, 1985. Print.