International Federation of Producers of Phonograms and Videograms. (1987). Ifpi: Review of the Internat. Fed. of Phonogram and Videogram Producers.
Chicago-Zitierstil (17. Ausg.)International Federation of Producers of Phonograms and Videograms. Ifpi: Review of the Internat. Fed. of Phonogram and Videogram Producers. London, 1987.
MLA-Zitierstil (9. Ausg.)International Federation of Producers of Phonograms and Videograms. Ifpi: Review of the Internat. Fed. of Phonogram and Videogram Producers. 1987.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.