A Map of Johns Hopkins Hospital attempting to show the general plan, Habits of the Staff, Students & Patients curious Customs etc. and so forth. Yardley drew thisA Map of Johns Hopkins Hospital

Chicago citation style
Yardley, Richard Quincy, 1903-1979. A Map of Johns Hopkins Hospital attempting to show the general plan, Habits of the Staff, Students & Patients curious Customs etc. and so forth. Yardley drew this,A Map of Johns Hopkins Hospital. 1935. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~292124~90063947. (Accessed December 16, 2018.)
APA citation style
Yardley, Richard Quincy, 1903-1979, (1935) A Map of Johns Hopkins Hospital attempting to show the general plan, Habits of the Staff, Students & Patients curious Customs etc. and so forth. Yardley drew this,A Map of Johns Hopkins Hospital. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~292124~90063947
MLA citation style
Yardley, Richard Quincy, 1903-1979. Retrieved from the Digital Public Library of America <https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~292124~90063947>.
Note: These citations are programmatically generated and may be incomplete.