Gujarati, D. N., & Gunasekar, S. (2007). Basic econometrics (Fourth edition.). Tata McGraw Hill.
Chicago Style aipamenaGujarati, Damodar N., and Sangeetha Gunasekar. Basic Econometrics. Fourth edition. New York ; New Delhi: Tata McGraw Hill, 2007.
MLA aipamenaGujarati, Damodar N., and Sangeetha Gunasekar. Basic Econometrics. Fourth edition. Tata McGraw Hill, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.