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Interview With Greg Koch – Guitar-Muse.com
Hal Leonard Country Guitar Method (Buch & CD): Learn to Play Rhythm and Lead Country Guitar With Step-by-Step Lessons and 23 Great Country Songs (Hal Leonard Guitar Method) : Greg Koch: Amazon.de:
My Dad Lived to Be 95, So I'm Just Getting Started”: Greg Koch Talks Making Music in His 50s | GuitarPlayer