Não informado. (2003). Production and Operations Management. Production and Operations Management Society.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Production and Operations Management. Baltimore, Md: Production and Operations Management Society, 2003.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Production and Operations Management. Production and Operations Management Society, 2003.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.