Mrs. Sheep, out in the farmer's pasture, called to her little lamb, "baa!"
"Exciting Adventures of Mister Robert Robin"
Ben Field
Mother likes it, and I like it, for I'm fond of Van, though I do call him baa-baa, because he looks like a sheep.
"Kitty's Class Day And Other Stories"
Louisa M. Alcott
"A mustache, a beaver, and a sweetheart," answered Toady, with his eyes fixed wistfully on baa-baa, who possessed all these blessings, and was particularly enjoying the latter at that moment.
"Kitty's Class Day And Other Stories"
Louisa M. Alcott