Lua APA (7ú heag.)

Johnston, J. (1997). Econometric methods. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Johnston, Jack. Econometric Methods. McGraw-Hill, 1997.

Lua MLA (8ú heag.)

Johnston, Jack. Econometric Methods. McGraw-Hill, 1997.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.