Walters, A. A. Introducción a la econometrÃa A.A. Walters. - Barceloan Oikos-Tau 1977. - 302 p. illus. Translation of : An introduction to econometrics. ISBN: 0393099318 LCCN: 76095523 Subjects--Topical Terms: Econometrics LC Class. No.: HB74.M3 / W2918 1977 Dewey Class. No.: 330/.01/8