Lloyd's register of shipping. (1975). Approved welding consumables for use in hull construction. LRS.
Dyfyniad Arddull ChicagoLloyd's register of shipping. Approved Welding Consumables for Use in Hull Construction. London: LRS, 1975.
Dyfyniad MLALloyd's register of shipping. Approved Welding Consumables for Use in Hull Construction. LRS, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.