British Standards Institution & British Standards Institution. (1980). Specification for 18/10 chromium-nickel corrosion-resisting steel tube (niobium stabilized: 550 MPa) (weldable). British Standards Institution.
Citação norma ChicagoBritish Standards Institution and British Standards Institution. Specification for 18/10 Chromium-nickel Corrosion-resisting Steel Tube (niobium Stabilized: 550 MPa) (weldable). London: British Standards Institution, 1980.
Citação norma MLABritish Standards Institution and British Standards Institution. Specification for 18/10 Chromium-nickel Corrosion-resisting Steel Tube (niobium Stabilized: 550 MPa) (weldable). British Standards Institution, 1980.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.