GUJARATI, D. N. (2003). Basic econometrics (ada CD). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)GUJARATI, Damodar N. Basic Econometrics (ada CD). McGraw-Hill, 2003.
Lua MLA (8ú heag.)GUJARATI, Damodar N. Basic Econometrics (ada CD). McGraw-Hill, 2003.
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