- Publication venue
- Publication date
- 30/01/1986
- Field of study
- Publication venue
- Publication date
- 01/01/1985
- Field of study
- Publication venue
- [S.l.] : (Dekens en Haarsma)
- Publication date
- 01/01/1973
- Field of study
- Publication venue
- Publication date
- 30/01/1986
- Field of study
- Publication venue
- Publication date
- 01/01/1985
- Field of study