Your voice at its best enhancement of the healthy voice, help for the troubled voice

Your voice at its best enhancement of the healthy voice, help for the troubled voice

Manylion Llyfryddiaeth
Prif Awdur: McClosky, DAvid Blair (Awdur)
Awdur Corfforaethol: McClosky Institute of Voice
Fformat: Llyfr
Rhifyn:Fifth Edition.
Pynciau:
Voice.