Ford, H. J. (1915). The natural history of the state: An introduction to political science. Princeton university press; [etc., etc.].
Dyfyniad Arddull ChicagoFord, Henry Jones. The Natural History of the State: An Introduction to Political Science. Princeton: Princeton university press; [etc., etc.], 1915.
Dyfyniad MLAFord, Henry Jones. The Natural History of the State: An Introduction to Political Science. Princeton university press; [etc., etc.], 1915.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.