Dyfyniad APA

(1975). Records of the international conference of states on the protection of phonograms, Geneva, 1971. WIPO.

Dyfyniad Arddull Chicago

Records of the International Conference of States on the Protection of Phonograms, Geneva, 1971. Geneva: WIPO, 1975.

Dyfyniad MLA

Records of the International Conference of States on the Protection of Phonograms, Geneva, 1971. WIPO, 1975.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.