Maddala, G. S. (1977). Econometrics. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Maddala, G. S. Econometrics. New York: McGraw-Hill, 1977.
Lua MLA (9ú heag.)Maddala, G. S. Econometrics. McGraw-Hill, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.