History of Oregon newspapers

Chicago citation style
Turnbull, George Stanley, b. 1882. History of Oregon newspapers. [c1939]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006635657. (Accessed December 12, 2018.)
APA citation style
Turnbull, George Stanley, b. 1882, ([c1939]) History of Oregon newspapers. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006635657
MLA citation style
Turnbull, George Stanley, b. 1882. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/006635657>.
Note: These citations are programmatically generated and may be incomplete.