Advanced Vocal Technique: Middle Voice, Placement & Styles Book/Online Audio (Essential Concepts)

The Complete Absolute Beginners Voice Course

Vocalize! 1: 45 Accompanied Vocal Warm-Ups That Teach Technique, Book & Enhanced CD

Vocal Fitness Training's Teach Yourself To Sing!: 20 Singing Lessons To Improve Your Voice (Book, Online Audio, Instructional Videos And Interactive P By Edgren, Jane By Thriftbooks

Singing For The Stars: A Complete Program For Training Your Voice (Book & Online Access Code )

FULL VOICE Workbook - Introductory Level