TY - BOOK AU - Paul Wiefels; TI - The chasm companion: : a fieldbook to Crossing the chasm and Inside the tornado SN - 9780066620558 U1 - 658.8 MOO PY - 2002/// CY - New York PB - : HarperBusiness KW - High technology -- Marketing KW - Technological innovations -- Marketing KW - Selling -- High technology KW - Paul Wiefels KW - Marketing ER -