Mezzo-Soprano/Belter. Composed by Various. Edited by Richard Walters. Vocal Collection. 248 pages. Published by Hal Leonard

Edited by Richard Walters. Songbook for mezzo soprano voice and piano. 280 pages. Published by Hal Leonard.

(Mezzo-Soprano/Alto/Belter Book Only). By Various. Edited by Richard Walters. Vocal Collection. Softcover. 228 pages

Edited by Richard Walters. Vocal Collection. Instruction, Classical. Softcover Audio Online. 256 pages. Published by Hal Leonard

Edited by Richard Walters. Vocal Collection. Instruction, Classical. Softcover Audio Online. 312 pages. Published by Hal Leonard

Composed by Various. Edited by Richard Walters. Boosey and Hawkes Voice. Opera. Softcover. 216 pages. Published by Boosey and Hawkes

Mezzo-Soprano/Belter Book Only. Composed by Various. Edited by Richard Walters. Vocal Collection. Broadway, Musicals. Softcover. 256 pages. Published by Hal Leonard

(Mezzo-Soprano). By Various. Edited by Richard Walters. Vocal Collection. Book with CD. 216 pages. Published by Hal Leonard