Arthur's Pen Pal 亚瑟的笔友ISBN9780064440325

作者：  Hoban

出版社：HarperCollins 1982年04月

简介：

Arthur thinks his pen pal is more fun than his little sister.Little sisters don't do things like karate and wrestling -- or dothey? It takes a surprise letter to show Arthur that sometimesthere's more to sisters -- and pen pals -- than meets the eye!

Daniel's Duck丹尼尔的鸭子ISBN9780064440318

作者：  Bulla

出版社：HarperCollins 1982年04月

简介：

The Case of the Double Cross 圈套事件ISBN9780064440295

作者：  Bonsall

出版社：HarperCollins 1982年04月

简介：

　　Wizard's private eyes don't want any girls in their clubhouse.But a funny little man double-crosses the boys with a message incode. Then Marigold and her girlfriends get to show just how muchthe private eyes really need them.