Baltagi, B. H. (2008). Econometric analysis of panel data (4th ed.). John Wiley.
Lua i Stíl Chicago (17ú heag.)Baltagi, Badi H. Econometric Analysis of Panel Data. 4th ed. West Sussex: John Wiley, 2008.
Lua MLA (9ú heag.)Baltagi, Badi H. Econometric Analysis of Panel Data. 4th ed. John Wiley, 2008.
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