Freeman, H. L., Fryers, T., & Henderson, J. H. (1985). Mental health services in Europe: 10 years on. Regional Off. for Europe, World Health Organization.
Chicago-Zitierstil (17. Ausg.)Freeman, Hugh L., Thomas Fryers, und John H. Henderson. Mental Health Services in Europe: 10 Years on. Copenhagen: Regional Off. for Europe, World Health Organization, 1985.
MLA-Zitierstil (9. Ausg.)Freeman, Hugh L., et al. Mental Health Services in Europe: 10 Years on. Regional Off. for Europe, World Health Organization, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.