APA Style

Avison, Brigid. (1993). I Wonder Why : My Tummy Rumbles . New York :: Grolier.

Chicago Style

Avison, Brigid. I Wonder Why : My Tummy Rumbles. New York :: Grolier, 1993. Text.

MLA Style

Avison, Brigid. I Wonder Why : My Tummy Rumbles. New York :: Grolier, 1993. Text.

Turabian Style

Avison, Brigid. I Wonder Why : My Tummy Rumbles. New York :: Grolier, 1993. Print.