Gujarati, D. (2004). Basic econometrics (4.). Tata McGraw Hill.
Chicago Style aipamenaGujarati, Damodar. Basic Econometrics. 4. New Delhi: Tata McGraw Hill, 2004.
MLA aipamenaGujarati, Damodar. Basic Econometrics. 4. Tata McGraw Hill, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.