Heil, A. (2014). Franky Stupor & The Stealth Radio Orchestra: Drop-out of gravity school / Editor: Prof. Axel Heil for the State Academy of Fine Arts Karlsruhe/Staatliche Akademie der Bildenden Künste Karlsruhe. Akademie der Bildenden Künste Karlsruhe.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিHeil, Axel. Franky Stupor & The Stealth Radio Orchestra: Drop-out of Gravity School / Editor: Prof. Axel Heil for the State Academy of Fine Arts Karlsruhe/Staatliche Akademie Der Bildenden Künste Karlsruhe. Karlsruhe: Akademie der Bildenden Künste Karlsruhe, 2014.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিHeil, Axel. Franky Stupor & The Stealth Radio Orchestra: Drop-out of Gravity School / Editor: Prof. Axel Heil for the State Academy of Fine Arts Karlsruhe/Staatliche Akademie Der Bildenden Künste Karlsruhe. Akademie der Bildenden Künste Karlsruhe, 2014.