APA (7th ed.) Zitazioa

Babbitt, I. (1978). Democracy and leadership. Liberty classics.

Chicago Style (17th ed.) Zitazioa

Babbitt, Irving. Democracy and Leadership. Indianapolis: Liberty classics, 1978.

MLA (9th ed.) Zitazioa

Babbitt, Irving. Democracy and Leadership. Liberty classics, 1978.