Coplin, W. D. (1972). Everyman's prince: A guide to understanding your political problems. Duxbury Press Publishers.
Citazione stile Chigago Style (17a edizione)Coplin, William D. Everyman's Prince: A Guide to Understanding Your Political Problems. California: Duxbury Press Publishers, 1972.
Citatione MLA (9a ed.)Coplin, William D. Everyman's Prince: A Guide to Understanding Your Political Problems. Duxbury Press Publishers, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.