Playthings: The National Magazine of the Toy Trade. McCready Publishing Co.
Chicago-Zitierstil (17. Ausg.)Playthings: The National Magazine of the Toy Trade. New York: McCready Publishing Co.
MLA-Zitierstil (8. Ausg.)Playthings: The National Magazine of the Toy Trade. McCready Publishing Co.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.