National center for construction education and research & Pearson Prentice Hall. (2007). Industrial maintenance mechanic: Level one: trainee guide (3rd ed.). Pearson/Prentice Hall.
Παραπομπή σε μορφή Chicago (17η εκδ.)National center for construction education and research και Pearson Prentice Hall. Industrial Maintenance Mechanic: Level One: Trainee Guide. 3rd ed. Upper Saddle River: Pearson/Prentice Hall, 2007.
Παραπομπή σε μορφή MLA (8th εκδ.)National center for construction education and research και Pearson Prentice Hall. Industrial Maintenance Mechanic: Level One: Trainee Guide. 3rd ed. Pearson/Prentice Hall, 2007.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.