Heyn, E. T. (1907). How Germany makes toys for the World`s Christmas. The american review of reviews.
Čikaški stil citiranja (17. izdanje)Heyn, Edward T. "How Germany Makes Toys for the World`s Christmas." The American Review of Reviews 1907.
MLA način citiranja (8. izdanje)Heyn, Edward T. "How Germany Makes Toys for the World`s Christmas." The American Review of Reviews, 1907.
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