200 Exercises for Chorus and Solo Singers. By Klaus Heizmann. Schott. Size 8.25x11.75 inches. 67 pages. Published by Schott.

(A Music Theory Workbook for the Contemporary Singer). By Kris Adams. Music Sales America. Softcover with CD. 132 pages. Music Sales #CE00225. Published by Music Sales

Duets Edition. Arranged by Richard Walters. Vocal Collection. Size 9x12 inches. 264 pages. Published by Hal Leonard.

A Phonetic Approach Suitable for non-Irish Speakers. Composed by Mary McLaughlin. Perfect binding. Book and online audio. Published by Mel Bay Publications, Inc (MB.98549M).

Berklee Press. Instruction. Softcover Audio Online. 128 pages. Berklee Press #0876390475. Published by Berklee Press

Medium Voice in G. Performed by Geoffrey O'Hara. By Geoffrey O'Hara. Vocal Solo. Size 9x12 inches. 8 pages. Published by G. Schirmer, Inc.

Voice Technique. By Luigi Ricci. Vocal Method. Size 8x10.5 inches. 92 pages. Published by Ricordi.

To Sing, Read and Play. By Katalin Komlos. Arranged by Peter Erdei. (JOS Elementary Edition). Boosey and Hawkes Kodaly. Softcover. Size 7x10.5 inches. 136 pages. Published by Boosey and Hawkes.

Boosey and Hawkes Voice. 128 pages. Published by Hal Leonard.

By Horatio Connell. For voice. Published by Theodore Presser Company.

By Richard Rodgers, Lorenz Hart. Vocal Score. 184 pages. Published by Hal Leonard.

An Instrumental Approach. Berklee Guide. Softcover Audio Online. 136 pages. Published by Berklee Press

Voice Technique. By Luigi Ricci. Vocal Method. Published by Ricordi.

Voice Technique. By Eslava. Arranged by Carillo. Vocal Method. Size 9x12 inches. 144 pages. Published by Schirmer.

Low Voice. Fred Bock Publications. 48 pages. Published by Fred Bock Music Company.

By Vincezo Bellini. For Soprano voice and piano. Cantolopera Series. With accompaniment CD. 104 pages. Published by Ricordi.

Cantolopera Series. By Various. Vocal. BOOK W/CD. Size 7.75x10.5 inches. Published by Ricordi.

Cantolopera Series. By Various. Vocal. BOOK W/CD. Size 7.75x10.5 inches. Published by Ricordi.

Voice Technique. By Luigi Ricci. Vocal Method. Size 8x10.5 inches. 80 pages. Published by Ricordi.

Young Men's Edition. By Various. (Book and CD pak). Vocal Collection. Softcover with CD. Size 9x12 inches. 56 pages. Published by MTI.

Cantolopera Series Voice and Piano. By Various. Vocal. BOOK W/CD. Size 7.75x10.5 inches. Published by Ricordi.

International Phonetic Alphabet and Recorded Diction Lessons Book/3-CD Pack. By Martha Gerhart, Pierre Vallet. Vocal Collection. BOOK W/CD. 72 pages. Published by Hal Leonard.

International Phonetic Alphabet and Recorded Diction Lessons Book/3-CD Pack. By Martha Gerhart, Irene Spiegelman. Vocal Collection. BOOK W/CD. 72 pages. Published by Hal Leonard.

(Medium Voice). Composed by John Musto. For Vocal. Peermusic Classical. 52 pages. Published by Peermusic