Cita APA (7a ed.)
Federal Writers' Project & ebrary, Inc. (2007). The WPA guide to 1930s Iowa. University of Iowa Press.
Cita Chicago Style (17a ed.)
Federal Writers' Project y Inc ebrary. The WPA Guide to 1930s Iowa. Iowa City: University of Iowa Press, 2007.
Cita MLA (9a ed.)
Federal Writers' Project y Inc ebrary. The WPA Guide to 1930s Iowa. University of Iowa Press, 2007.
Precaución: Estas citas no son 100% exactas.