A Compendium of Musical Instruments and Instrumental Terminology in the Bible by 
The New Grove Dictionary of Music and Musicians by 
Norton Anthology of Western Music by 
Encyclopedia of American Gospel Music by 
The Illustrated Encyclopedia of Musical Instruments by 
Contemporary Musicianship by 
Acoustic Guitar Styles by 
Alfred's Basic Adult All-In-One Course, Bk 1 by 
The Inner Game of Music by 
