Não informado. (1973). FID/CR newsletter. International Federation for Documentation, Committee on Classification Research.
Chicago-Zitierstil (17. Ausg.)Não informado. FID/CR Newsletter. Bangalore, India: International Federation for Documentation, Committee on Classification Research, 1973.
MLA-Zitierstil (8. Ausg.)Não informado. FID/CR Newsletter. International Federation for Documentation, Committee on Classification Research, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.