Mrs. Piggle-Wiggle /
by Betty MacDonald; Illustrated by Hilary Knight.
- New York : HarperTrophy, 1975.
- 119 p. : illus. ; 20 cm.
From her upside-down house, the eccentric Mrs. Piggle-Wiggle issues to parents her marvelous cures for such common children's diseases as Won't-Put-Away-Toys-itis, Answerbackism, and Fighter-Quarrelitis.