- Ebook爱干净的 小野猪麦克. 中文 - 英文 / The story of the little wild boar Max, who doesn't want to get dirty. Chinese-English / ai gan jin de xiao ye zhu maike. Zhongwen-YingwenWolfgang Wilhelm
- EbookLa storia della rondinella Sofia, che non vuole volare al sud. Italiano-Inglese. / The story of the little swallow Olivia, who does not want to fly South. Italian-English.Wolfgang Wilhelm