(1971). Convention for the protection of producers of phonograms against unauthorized duplication of their phonograms, 1971. WIPO.
Trích dẫn kiểu ChicagoConvention for the Protection of Producers of Phonograms Against Unauthorized Duplication of Their Phonograms, 1971. Geneva: WIPO, 1971.
Trích dẫn MLAConvention for the Protection of Producers of Phonograms Against Unauthorized Duplication of Their Phonograms, 1971. WIPO, 1971.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.