Rackham, N. (1996). The Spin selling fieldbook: Practical tools, methods, exercises, and resources. Gower.
Cita Chicago Style (17a ed.)Rackham, Neil. The Spin Selling Fieldbook: Practical Tools, Methods, Exercises, and Resources. Farnham: Gower, 1996.
Cita MLA (9a ed.)Rackham, Neil. The Spin Selling Fieldbook: Practical Tools, Methods, Exercises, and Resources. Gower, 1996.
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