Não informado. (2005). Link-belt news: Devoted to the application of materials. [s.n.].
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Link-belt News: Devoted to the Application of Materials. [s.l.]: [s.n.], 2005.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Link-belt News: Devoted to the Application of Materials. [s.n.], 2005.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.