The time has come when advertising in some hands has reached the status of a science.
广告在某些人手中已达到科学地位的时候到了。
-- Claude C. Hopkins 克劳德·C·霍普金斯
The time has come when advertising in some hands has reached the status of a science.
广告在某些人手中已达到科学地位的时候到了。
-- Claude C. Hopkins 克劳德·C·霍普金斯