APA (7th ed.) Zitazioa

(1973). Bibliography of publications issued by Unesco or under its auspices: The first twenty-five years. Unesco.

Chicago Style (17th ed.) Zitazioa

Bibliography of Publications Issued by Unesco or Under Its Auspices: The First Twenty-five Years. Paris: Unesco, 1973.

MLA (9th ed.) Zitazioa

Bibliography of Publications Issued by Unesco or Under Its Auspices: The First Twenty-five Years. Unesco, 1973.