Roberts, H. V. (1993). Quality is personal: A foundation for total quality management. New York: Free Press.
Παραπομπή Chicago StyleRoberts, Harry V. Quality Is Personal: A Foundation for Total Quality Management. New York: Free Press, 1993.
Παραπομπή MLARoberts, Harry V. Quality Is Personal: A Foundation for Total Quality Management. New York: Free Press, 1993.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.