Siebert, H. (1952). Was sind Märchen? (1.-60. Tausend.). Kinderbuchverlag.
Citazione stile Chigago Style (17a edizione)Siebert, Hans. Was Sind Märchen? 1.-60. Tausend. Berlin: Kinderbuchverlag, 1952.
Citatione MLA (8a ed.)Siebert, Hans. Was Sind Märchen? 1.-60. Tausend. Kinderbuchverlag, 1952.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.