Ullmann, W. O., & Rübner, K. (1952). Die Faulen (1.-30.Tausend.). Kinderbuchverlag.
Chicago Style (17th ed.) CitationUllmann, W. Otto, and Kurt Rübner. Die Faulen. 1.-30.Tausend. Berlin: Kinderbuchverlag, 1952.
MLA (8th ed.) CitationUllmann, W. Otto, and Kurt Rübner. Die Faulen. 1.-30.Tausend. Kinderbuchverlag, 1952.
Warning: These citations may not always be 100% accurate.