Ryan,Damian. The best digital Marketing Compaigns in the world II. Kagan Page.
芝加哥风格引文Ryan,Damian. The Best Digital Marketing Compaigns in the World II. Londan: Kagan Page.
MLA引文Ryan,Damian. The Best Digital Marketing Compaigns in the World II. Kagan Page.
警告：这些引文格式不一定是100％准确.