2016/8/25 会員コミュニティの作り方 The Art of Membership: How to Attract, Retain and Cement Member Loyalty 2016/8/10 100の素晴らしい企業特集［後編］ Entrepreneur June 2016：100 Brilliant Companies
2016/8/25 会員コミュニティの作り方 The Art of Membership: How to Attract, Retain and Cement Member Loyalty 2016/8/10 100の素晴らしい企業特集［後編］ Entrepreneur June 2016：100 Brilliant Companies
