Drummond, H. (1992). The quality movement: What total quality management is really all about! UBSPD ; Kogan Page ; Nichols Pub..
Citazione stile Chigago Style (17a edizione)Drummond, Helga. The Quality Movement: What Total Quality Management Is Really All About! new Delhi : London : East Brunswick, N.J.: UBSPD ; Kogan Page ; Nichols Pub., 1992.
Citatione MLA (8a ed.)Drummond, Helga. The Quality Movement: What Total Quality Management Is Really All About! UBSPD ; Kogan Page ; Nichols Pub., 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.