Lafrance , Loyis Danty -. “Η σύγχρονος μορφή της επιστημονικής οργανώσεως της εργασίας”. SPOUDAI Journal of Economics and Business 2, no. 1 (April 3, 1951): 273–310. Accessed November 22, 2024. https://spoudai.org/index.php/journal/article/view/61.