Richter, G. R. (1960). Savvy - der Reis-Shopper. Kinderbuchverlag.
Cita Chicago (17th ed.)Richter, Götz R. Savvy - Der Reis-Shopper. Berlin: Kinderbuchverlag, 1960.
Cita MLA (8th ed.)Richter, Götz R. Savvy - Der Reis-Shopper. Kinderbuchverlag, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.