Ward, C. (1993). Systems and procedures of certification of qualifications in the United Kingdom (2. ed.). CEDEFOP, European Centre for the Development of Vocational Training.
Chicago-Zitierstil (17. Ausg.)Ward, Christine. Systems and Procedures of Certification of Qualifications in the United Kingdom. 2. ed. Berlin: CEDEFOP, European Centre for the Development of Vocational Training, 1993.
MLA-Zitierstil (9. Ausg.)Ward, Christine. Systems and Procedures of Certification of Qualifications in the United Kingdom. 2. ed. CEDEFOP, European Centre for the Development of Vocational Training, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.