Lua APA (7ú heag.)

Jones, J. (1993). Playing chord progressions on the guitar in any key. Hal Leonard.

Lua i Stíl Chicago (17ú heag.)

Jones, Joff. Playing Chord Progressions on the Guitar in Any Key. Milwaukee, Wis: Hal Leonard, 1993.

Lua MLA (9ú heag.)

Jones, Joff. Playing Chord Progressions on the Guitar in Any Key. Hal Leonard, 1993.

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