Citação norma APA

Lloyd's register of shipping. (1975). Approved welding consumables for use in hull construction. LRS.

Citação norma Chicago

Lloyd's register of shipping. Approved Welding Consumables for Use in Hull Construction. London: LRS, 1975.

Citação norma MLA

Lloyd's register of shipping. Approved Welding Consumables for Use in Hull Construction. LRS, 1975.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.