The World According to HumphreyBetty G. Birney
Hörbücher gesprochen von Hal Hollings
- The Twenty-one BalloonsWilliam Pene du Bois
- Friendship According to HumphreyBetty G. Birney
- Surprises According to HumphreyBetty G. Birney
- The Humphrey Audio Collection, Books 1-3: The World According to Humphrey; Friendship According to Humphrey; and Trouble According to HumphreyBetty G. Birney
- Pink and SayPatricia Polacco
- The Humphrey Audio Collection, Books 4-7: Surprises According to Humphrey; Adventure According to Humphrey; Summer According to Humphrey; and School Days According to HumphreyBetty G. Birney
- Trouble RiverBetsy Byars
- CowboysLucille Recht Penner
