Berends, Polly Berrien. The case of the elevator duck / [electronic resource] / by Polly Berrien Berends ; illustrated by James K. Washburn.. — New York : : A Yearling Book,, 1977, c1973.. — 54 p. : : ill. ; 22 cm.
Анотація: The adventure starts when an eleven-year-old detective finds a duck in the elevator of his apartment building.