Cita APA (7a ed.)
(2007). Next Generation Call Center: Mellon Investor Services. American Productivity & Quality Center (APQC).
Cita Chicago Style (17a ed.)
Next Generation Call Center: Mellon Investor Services. American Productivity & Quality Center (APQC), 2007.
Cita MLA (9a ed.)
Next Generation Call Center: Mellon Investor Services. American Productivity & Quality Center (APQC), 2007.
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