Não informado. (2017). Guide to Engineered Materials. American Society for Metals.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Guide to Engineered Materials. Metals Park, Ohio: American Society for Metals, 2017.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Guide to Engineered Materials. American Society for Metals, 2017.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.