Hiles, A. (2016). Service level agreements: Winning a competitive edge for support & supply services. Rothstein Publishing.
Cita Chicago Style (17a ed.)Hiles, Andrew. Service Level Agreements: Winning a Competitive Edge for Support & Supply Services. Brookfield, Connecticut: Rothstein Publishing, 2016.
Cita MLA (8a ed.)Hiles, Andrew. Service Level Agreements: Winning a Competitive Edge for Support & Supply Services. Rothstein Publishing, 2016.
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