(Official site) Information on the German author's books.
(Official site) Includes the author's/illustrator's biography, book information, and reviews. [Flash]
(Official site) Features excerpts, quizzes and games, contest, and author/illustrator's biography and portfolio.
Author of "Goof And Other Stories". Features excerpts, public reading schedule, a biography, and shop.
(Official site) Includes information about the author and his school visits, book reviews, school poems and news.
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Last update:October 29, 2015 at 15:35:08 UTC