Cita APA (7a ed.)

B.S.I. (1969). Specification for the use of structural steel in building part: 2 metric (1a ed.). [s.n.].

Cita Chicago Style (17a ed.)

B.S.I. Specification for the Use of Structural Steel in Building Part: 2 Metric. 1a ed. [S.l.]: [s.n.], 1969.

Cita MLA (9a ed.)

B.S.I. Specification for the Use of Structural Steel in Building Part: 2 Metric. 1a ed. [s.n.], 1969.