TY - BOOK AU - Ndunguru, Philibert C. TI - Econometrics: a science for non-experimental data analysis SN - 9987617573 U1 - 330.015195 NDU PY - 2007/// CY - Morogoro PB - Mzumbe University KW - Economics, Mathematical KW - Econometrics N1 - Includes bibliographical references (P. 233 - 235) and index ER -