Não informado. (2004). Industrial safety equipment and clothing. United Trade Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Industrial Safety Equipment and Clothing. London: United Trade Press, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Industrial Safety Equipment and Clothing. United Trade Press, 2004.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.