The Littles go exploring
John Peterson, Roberta Carter Clark (ผู้วาดภาพประกอบ)
Maybe grandpa Little is alive! The Littles read his diary and study his maps. Can they find grandpa Little?
พิมพ์หนังสือ, English, [2009], ©1978
Scholastic, New York, [2009], ©1978