David, Erica The Polka palace party : an adventure in teamwork / Erica David. - London : Simon & Schuster, 2008. - [unpaged] : col. ill.; 21cm. - The Backyardigans. . ISBN: 978-1-84738-220-7 Subjects--Topical Terms: Subjects--Geographic Terms: Dewey Class. No.: D28pp 2008