Không rõ. (2001). Target Markets. Youth PublishingHouse.
Trích dẫn kiểu ChicagoKhông rõ. Target Markets. Youth PublishingHouse, 2001.
ציטוט MLAKhông rõ. Target Markets. Youth PublishingHouse, 2001.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.
Không rõ. (2001). Target Markets. Youth PublishingHouse.
Trích dẫn kiểu ChicagoKhông rõ. Target Markets. Youth PublishingHouse, 2001.
ציטוט MLAKhông rõ. Target Markets. Youth PublishingHouse, 2001.