Gujarati, D. N., & Sangeetha. (2007). Basic econometrics (4th ed.). Tata McGraw Hill.
Dyfyniad Arddull ChicagoGujarati, Damodar N., and Sangeetha. Basic Econometrics. 4th ed. Boston ; New Delhi: Tata McGraw Hill, 2007.
Dyfyniad MLAGujarati, Damodar N., and Sangeetha. Basic Econometrics. 4th ed. Tata McGraw Hill, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.