Summers, D. (2005). Quality management: Creating and sustaining organisational effectiveness. Prentice-Hall of India.
Chicago ZitierstilSummers, Donna. Quality Management: Creating and Sustaining Organisational Effectiveness. New Delhi: Prentice-Hall of India, 2005.
MLA ZitierstilSummers, Donna. Quality Management: Creating and Sustaining Organisational Effectiveness. Prentice-Hall of India, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.