Stone, B. (2008). Successful direct marketing methods: Interactive, database, and customer-based marketing for digital age. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoStone, Bob. Successful Direct Marketing Methods: Interactive, Database, and Customer-based Marketing for Digital Age. New York: McGraw-Hill, 2008.
ציטוט MLAStone, Bob. Successful Direct Marketing Methods: Interactive, Database, and Customer-based Marketing for Digital Age. New York: McGraw-Hill, 2008.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.