Ries, A. (1998). 22 immutable laws of branding. Profile Books LTD.
Chicago Style (17th ed.) CitationRies, Al. 22 Immutable Laws of Branding. Londan: Profile Books LTD, 1998.
ציטוט MLARies, Al. 22 Immutable Laws of Branding. Profile Books LTD, 1998.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.