Fecha de lanzamiento

10 Dec, 1961

Tiempo de ejecución

00:45: (HH:MM)

Sinopsis

Prof. Ludwig Von Drake shares his knowledge on the subject of child psychology. He is particularly studying Donald Duck (whom Von Drake refers to as "Mr. X" to protect his identity) and offers advice on how to handle Huey, Dewey and Louie.

Fotos

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Actores

Walt Disney

Paul Frees

Clarence Nash

Multitud

Hamilton Luske

Jack Hannah

Bill Berg