Lionel, S. (1993). Quality Assurance The Route To Efficincy And Competitiveness Lionel Stebbing. Ellis Horwood Series.
Lua i Stíl Chicago (17ú heag.)Lionel, STEBBING. Quality Assurance The Route To Efficincy And Competitiveness Lionel Stebbing. Ellis Horwood Series, 1993.
Lua MLA (8ú heag.)Lionel, STEBBING. Quality Assurance The Route To Efficincy And Competitiveness Lionel Stebbing. Ellis Horwood Series, 1993.
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