Griffiths, W. (1992). Readings in Econometric Theory and Practice. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Griffiths, W.E. Readings in Econometric Theory and Practice. ELSEVIER, 1992.
Lua MLA (8ú heag.)Griffiths, W.E. Readings in Econometric Theory and Practice. ELSEVIER, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.