Singh, S. P. Econometrics and (mathematical economics) / S. P. Singh, Anil H. Parashar and H. P. Singh. - 3rd ed. - New Delhi : S. Chand & Company, 1984. - vii, 365p. : ills. ; 23 cm. Subjects--Topical Terms: Statistics.Mathematical economics. Dewey Class. No.: 519.5 / SIE 1984