Besterfield, D. H. (2019). Total Quality Management (5th.). Pearson.
Lua i Stíl Chicago (17ú heag.)Besterfield, Dale H. Total Quality Management. 5th. Noida: Pearson, 2019.
Lua MLA (9ú heag.)Besterfield, Dale H. Total Quality Management. 5th. Pearson, 2019.
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