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org Delivering Knock Your Socks Off Service appears in its fifth updated edition to provide real-world examples and fun cartoon embellishments by John Bush.
101 Activities for Delivering Knock Your Socks Off Service by Performance Research Associates, with Ann Thomas and Jill Applegate, and with illustrations by John Bush (2009, Amacom).
Delivering Knock Your Socks Off Service by Ron Zemke with Bobette Hayes Williamson, print, 1999, 248pp.