Não informado. (1961). The Tool & Manufacturing Engineer. American Society of Tool and Manufacturing Engineers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. The Tool & Manufacturing Engineer. Dearborn, Mich: American Society of Tool and Manufacturing Engineers, 1961.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. The Tool & Manufacturing Engineer. American Society of Tool and Manufacturing Engineers, 1961.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.