Não informado. (2004). Industrial safety equipment and clothing. United Trade Press.
Chicago-Zitierstil (17. Ausg.)Não informado. Industrial Safety Equipment and Clothing. London: United Trade Press, 2004.
MLA-Zitierstil (8. Ausg.)Não informado. Industrial Safety Equipment and Clothing. United Trade Press, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.