'Harmony Vocals' by Mike Campbell and Tracee Lewis is suitable for singers of all ages, covering basic ear training and sightsinging, harmony and theory from unison lines to four-part harmony, and essential stage and studio techniques, all pulled together into a user-friendly format.

The companion CD includes 99 full-demo tracks, which allows you to listen, learn, and participate in singing harmonies. This book will make learning to sing harmonies a reality for even the most inexperienced vocalist.