References
^ Konrath, Jill (2014). Snap Selling: Speed Up Sales And Win More Business With Today's Frazzled Customers BiggerBooks. ISBN 9781591844709 (revised Nov 2023)^ (2013). SNAP Selling : Speed up Sales and Win More Business with Today's Frazzled Customers ECampus. ISBN 9781591844709 (revised Mar 2016)
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