Ball, K. (2011). An introduction to business studies, Book 5, Different ways of looking at business. Open University.
Chicago-Zitierstil (17. Ausg.)Ball, Kirstie. An Introduction to Business Studies, Book 5, Different Ways of Looking at Business. Milton Keynes: Open University, 2011.
MLA-Zitierstil (9. Ausg.)Ball, Kirstie. An Introduction to Business Studies, Book 5, Different Ways of Looking at Business. Open University, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.