ماخذ: Eight Essentials of Drumming. Drums sheet music. Percussion sheet music. Eight Essentials of Drumming. For Drums. Berklee Guide.
ترجمه: هشت ملزومات ضربت زنی. موسیقی درام ورق. صفحه موسیقی کوبه ای. هشت ملزومات ضربت زنی. Grooves, Fundamentals, and Musicianship. برای درامز.