Letter from Jeff Jeffery to Duncan McCallum regarding distribution agreement

Chicago citation style
Jeffery, Jeff, Jack, Norman BS. Letter from Jeff Jeffery to Duncan McCallum regarding distribution agreement. 2002 May 10. Retrieved from the Digital Public Library of America, https://industrydocuments.library.ucsf.edu/tobacco/docs/#id=txjl0189. (Accessed December 14, 2018.)
APA citation style
Jeffery, Jeff, Jack, Norman BS, (2002 May 10) Letter from Jeff Jeffery to Duncan McCallum regarding distribution agreement. Retrieved from the Digital Public Library of America, https://industrydocuments.library.ucsf.edu/tobacco/docs/#id=txjl0189
MLA citation style
Jeffery, Jeff, Jack, Norman BS. Retrieved from the Digital Public Library of America <https://industrydocuments.library.ucsf.edu/tobacco/docs/#id=txjl0189>.
Note: These citations are programmatically generated and may be incomplete.