एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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