Audience: Marketing in the Age of Subscribers, Fans and FollowersЭлектронная книгаAudience: Marketing in the Age of Subscribers, Fans and FollowersавтораJeffrey K. RohrsРейтинг: 4 из 5 звезд4/5Сохранить Audience: Marketing in the Age of Subscribers, Fans and Followers на потом