Summary of anticipated technological improvements in 21st century communication, Seattle World's Fair, 1962

Chicago citation style
Unknown. Summary of anticipated technological improvements in 21st century communication, Seattle World's Fair, 1962. 1962. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ptec/id/3896. (Accessed August 14, 2018.)
APA citation style
Unknown, (1962) Summary of anticipated technological improvements in 21st century communication, Seattle World's Fair, 1962. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ptec/id/3896
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ptec/id/3896>.
Note: These citations are programmatically generated and may be incomplete.