Dirty Bertie – Germs! Author: David Roberts ISBN: 9781847150738 Format: Paperback Publication Date: 2009 No of Pages: 96 SKU: 9781847150738 Categories: 8-11 yrs, 9-12 yrs, David Roberts Related products Wish for a fish Read more The heart and the bottle Read more The incredible book-eating boy Read more Clam-I-am! Read more