Klatt, E. (1971). Adlers Dank. Kinderbuchverlag.
Cita Chicago (17th ed.)Klatt, Edith. Adlers Dank. Berlin: Kinderbuchverlag, 1971.
Cita MLA (8th ed.)Klatt, Edith. Adlers Dank. Kinderbuchverlag, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.