Worthington Ian. (2012). Economics for Business: Blending Theory and Practice (2ND.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Worthington Ian. Economics for Business: Blending Theory and Practice. 2ND. LONDON: Prentice Hall, 2012.
Lua MLA (9ú heag.)Worthington Ian. Economics for Business: Blending Theory and Practice. 2ND. Prentice Hall, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.