Παραπομπή APA

Wheeler, H. (1968). Democracy in a revolutionary era: The political order today. Middlesex: Penguin Books.

Παραπομπή Chicago Style

Wheeler, Harvey. Democracy in a Revolutionary Era: The Political Order Today. Middlesex: Penguin Books, 1968.

Παραπομπή MLA

Wheeler, Harvey. Democracy in a Revolutionary Era: The Political Order Today. Middlesex: Penguin Books, 1968.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.