APA (7th ed.) Citation

(1996). Voice update: Proceedings of the 1st World Voice Congress, Oporto, Portugal, April 9 - 13, 1995. Elsevier.

Chicago Style (17th ed.) Citation

Voice Update: Proceedings of the 1st World Voice Congress, Oporto, Portugal, April 9 - 13, 1995. Amsterdam [u.a.]: Elsevier, 1996.

MLA (9th ed.) Citation

Voice Update: Proceedings of the 1st World Voice Congress, Oporto, Portugal, April 9 - 13, 1995. Elsevier, 1996.