Ballantyne, D. (1991). Coming to grips with service intangibles using quality management techniques. School of Management.
Chicago-Zitierstil (17. Ausg.)Ballantyne, David. Coming to Grips with Service Intangibles Using Quality Management Techniques. Cranfield: School of Management, 1991.
MLA-Zitierstil (9. Ausg.)Ballantyne, David. Coming to Grips with Service Intangibles Using Quality Management Techniques. School of Management, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.