Bastien Theory Boosters: Major Chords by Lisa Bastien, Lori Bastien. For piano. Theory. Bastien Supplementary Books. Stocking Stuffers. Multi Level. Music book. 32 pages. Published by Neil A. Kjos Music Company (KJ.KP19).
ISBN 849773180. Stocking Stuffers.
Build solid fluency in identifying all 12 Major triads as well as the enharmonic chords - C-sharp, F-sharp, and C-flat.