MANNING, G. L. Selling today#building quality partnerships#Gerald L. Manning, Barry L. Reece. Prentice Hall.
Cita Chicago Style (17a ed.)MANNING, Gerald L. Selling Today#building Quality Partnerships#Gerald L. Manning, Barry L. Reece. Prentice Hall.
Cita MLA (8a ed.)MANNING, Gerald L. Selling Today#building Quality Partnerships#Gerald L. Manning, Barry L. Reece. Prentice Hall.
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