Bird, D. (2008). Commonsense direct and digital marketing (5th ed.). Kogan Page.
シカゴスタイル引用形Bird, Drayton. Commonsense Direct and Digital Marketing. 5th ed. New Delhi: Kogan Page, 2008.
MLA引用形式Bird, Drayton. Commonsense Direct and Digital Marketing. 5th ed. Kogan Page, 2008.
警告: この引用は必ずしも正確ではありません.