ماخذ: Songwriting for Dummies, 2nd Edition. Published by Wiley Publishing, Inc.. Beginning. For Songwriting. Perfect binding, Reference.
ترجمه: آهنگسازی برای Dummies، نسخه 2. شروع. Songwriting for Dummies, 2nd Edition composed by Jim Peterik, Dave Austin and Cathy Lynn. کتاب. شروع.
