Ford, H. J. (1915). The natural history of the state: An introduction to political science. Princeton university press; [etc., etc.].
Lua i Stíl Chicago (17ú heag.)Ford, Henry Jones. The Natural History of the State: An Introduction to Political Science. Princeton: Princeton university press; [etc., etc.], 1915.
Lua MLA (8ú heag.)Ford, Henry Jones. The Natural History of the State: An Introduction to Political Science. Princeton university press; [etc., etc.], 1915.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.