Description
The premise of Purple Cow is that the old way to build a business (making safe, average products and then marketing them by buying as much TV advertising you can afford) is no longer effective. Instead, we need to make remarkable products that customers will tell other people about.
- Book Cover Type: Paperback
- ISBN : 9786009489633
- Persian Title: کتاب گاو بنفش اثر ست گادین
- Language(s): Persian (Farsi)
