Proportion of books per language where book publisher is River Publications

This pie chart displays books per language using the aggregation count. The data is from the books entity and is filtered where the book publisher is River Publications.此饼图展示了按语言划分的书籍数量，数据通过聚合计数获得。数据源自书籍实体，并经过筛选，仅包含由River Publications出版的书籍。