Thomas, B. (1995). The Human dimension of quality. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Thomas, Brian. The Human Dimension of Quality. McGraw-Hill, 1995.
Lua MLA (8ú heag.)Thomas, Brian. The Human Dimension of Quality. McGraw-Hill, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.