Cite
Letter from Douglas Hartley to Loucille Plummer
MLA
Hartley, Douglas. "Letter from Douglas Hartley to Loucille Plummer." Proctor Library. 1965-04-15, http://civilrights.flagler.edu/cdm/ref/collection/p16000coll11/id/143.
APA
Hartley, Douglas (1965-04-15). Letter from Douglas Hartley to Loucille Plummer. Retrieved from http://civilrights.flagler.edu/cdm/ref/collection/p16000coll11/id/143
Chicago
Hartley, Douglas. "Letter from Douglas Hartley to Loucille Plummer." 1965-04-15. July 10, 2025. http://civilrights.flagler.edu/cdm/ref/collection/p16000coll11/id/143.