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Lua i Stíl Chicago (17ú heag.)Baltagi, Badi. Econometrics. 3rd. New Delhi: Springer, 2005.
Lua MLA (9ú heag.)Baltagi, Badi. Econometrics. 3rd. Springer, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.