Bah! Said the BabyBook - 2015
"When baby says 'bah!' the rest of the family scrambles to bring him balls and books and bows and bottles, sheep and baby dolls and blankets and even a brother! But it turns out that all along, the baby was just trying to say 'bye-bye'"-- Provided by publisher.
Publisher: New York : Philomel Books, an imprint of Penguin Group (USA), 
Characteristics: 1 volume (unpaged) : color illustrations ; 23 cm