Forrás: The Daily Ukulele. Also features a Tips & Techniques section, chord chart, and vintage ukulele-themed photos and art throughout.
Fordítás: Jim Beloff. Ukulele kotta. 365 Songs for Better Living. Által szervezett Jim Beloff és Liz Beloff. A Ukulele. Ukulele. Softcover. 336 oldal.