Smith, I. (1998). Meeting customer needs (2nd ed.). Butterworth Heinemann.
Cita Chicago Style (17a ed.)Smith, Ian. Meeting Customer Needs. 2nd ed. Oxford: Butterworth Heinemann, 1998.
Cita MLA (9a ed.)Smith, Ian. Meeting Customer Needs. 2nd ed. Butterworth Heinemann, 1998.
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