150 Rounds for Singing and Teaching by Edward Bolkavec and Judith Johnson. For Choral, Voice (COLLECTION). BH Kodaly. 104 pages. Boosey and Hawkes #M051808601. Published by Boosey and Hawkes

Learn to Sing from Rock to Classic. By Tona De Brett. Schott. BOOK W/CD. Size 9.25x12 inches. 76 pages. Published by Schott.

The Definitive Method for Unleashing the Rock, Pop or Soul Singer Within You. By Daniel Zangger Borch. Book (not sheet music). BOOK W/CD. 168 pages. Published by Hal Leonard.