Πρωτότυπο: Music Connection Magazine April 2015. Fritz Kalkbrenner. Music Connection Magazine April 2015 mUSIC CONNECTION. 62 pages.
Μετάφραση: Δημοσιεύθηκε από τον Hal Leonard. HL.77772151. Music Connection – April 2015 Cover Stories. All Time Low. ÿGuitar Jam 2015. Robin Trower.
