Lua APA (7ú heag.)
Quality management. Basic principles: учебное пособие.
Lua i Stíl Chicago (17ú heag.)Quality Management. Basic Principles: учебное пособие.
Lua MLA (8ú heag.)Quality Management. Basic Principles: учебное пособие.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.