电子书下载格式:mobi+epub+pdf+txt
作者:Berenstain,Stan;Berenstain,Jan;
出版时间:1987-1
书籍简介:
When backyard sluggers Brother and Sister join the Bear Country Cub League, they get real uniforms and play on a baseball field. They also have pressure to win and competition from the other cubs. But it's Mama's advice that helps them prepare sensibly for team sports.
