Grapevine: the New Art of Word-of-Mouth Marketing by Dave Balter buy used Used & Rare price $6.67 new from $35.00 shop with confidence SPECIAL SHIPPING CONSIDERATIONS FOR USED & RARE ITEMS. Please see the special considerations for shipping Used & Rare items, including extended delivery times, possible import duties & taxes. Delivered in 3-5 weeks Publisher: Portfolio Condition: The following ISBNs are associated with this title: ISBN - 10: 1591841100 ISBN - 13: 9781591841104 Seller Comments: Very Good condition. Very Good dust jacket. From the Publisher Balter, the founder of BzzAgent, reveals how businesses can tap into the power of everyday conversation--otherwise known as word-of-mouth marketing.