| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Educational Innovation in Economics and Business Administration:: The Case of Problem-Based Learning | 978-0-7923-3272-5 | 1995 | Wim H. Gijselaers · Dirk T. Tempelaar · Piet K. Keizer · Jos M. Blommaert · Eugene M. Bernard | |
| Mitteilungen über den Menschen. Beobachtungen eines Lebens | 978-3-430-15185-6 | 1982 | ||
| Services Marketing Management: An International Perspective | 978-0-471-98490-0 | 1999 | Piet van Helsdingen · Wouter de Vries Jr. | |
| Services Marketing Management Second Edition | 978-0-470-09116-6 | 2006 | ||
H. Kasper · Hans J Kasper · Hans-Josef Kasper · Heinz Kaspar · Henk Kuijpers