Cita APA (7th ed.)

(1917). The Original Guckert's chords for the ukulele at sight: Without notes or teacher. Union Music.

Cita Chicago (17th ed.)

The Original Guckert's Chords for the Ukulele at Sight: Without Notes or Teacher. Toledo: Union Music, 1917.

Cita MLA (9th ed.)

The Original Guckert's Chords for the Ukulele at Sight: Without Notes or Teacher. Union Music, 1917.