APA-referens (7:e uppl.)

Kentucky. State Planning Committee, United States. National Park Service, & United States. Work Projects Administration. Kentucky. (1938). Park, parkway & recreational-area study commonwealth of Kentucky: Tentative final report, October 1938.

Chicago-referens (17:e uppl.)

Kentucky. State Planning Committee, United States. National Park Service, och United States. Work Projects Administration. Kentucky. Park, Parkway & Recreational-area Study Commonwealth of Kentucky: Tentative Final Report, October 1938. [Frankfort, Ky, 1938.

MLA-referens (8:e uppl.)

Kentucky. State Planning Committee, et al. Park, Parkway & Recreational-area Study Commonwealth of Kentucky: Tentative Final Report, October 1938. 1938.