Playthings

Chicago citation style
Bureau of educational experiments, New York. Playthings. [1917]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/002560672. (Accessed December 19, 2018.)
APA citation style
Bureau of educational experiments, New York, ([1917]) Playthings. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/002560672
MLA citation style
Bureau of educational experiments, New York. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/002560672>.
Note: These citations are programmatically generated and may be incomplete.