Sower, V. E. (1999). An introduction to quality management and engineering. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Sower, Victor E. An Introduction to Quality Management and Engineering. Prentice-Hall, 1999.
Lua MLA (8ú heag.)Sower, Victor E. An Introduction to Quality Management and Engineering. Prentice-Hall, 1999.
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