2012 - Secret Agent Dog [Martha Speaks Chapter Books] (Hardcover) ISBN-13: 9780547576596 ISBN-10: 0547576595 Genre: Children's Books ? 2005 - Halfway Hank (Other) → Hardcover ISBN-13: 9780066236377 ISBN-10: 0066236371 Genre: Children's Books ? 1999 - Doug's Secret Christmas [Doug Picture Book] (Paperback) ISBN-13: 9780786843510 ISBN-10: 0786843519 Genre: Children's Books ? 1997 - Doug's Secret Christmas (Hardcover) → Paperback ISBN-13: 9780786831555 ISBN-10: 0786831553 Genre: Children's Books 1 1997 - Doug's Secret Christmas (Paperback) → Hardcover ISBN-13: 9780590278560 ISBN-10: 0590278568 Genre: Children's Books 3 |