Dirty Bertie Mud /
by Alan MacDonald.
- 1st ed.
- London : Stripes Publishing, 2009.
- 95 p. : ill. ; 20 cm.
- Dirty Bertie .
Join Bertie as he faces a barrage of footballs as the school's new goalie, battles to stay clean for the school photographer and gets hopelessly lost in a huge department store.