Hellwig, Z. H. (1963). Linear regression and its application to economics. Pergamon Press.
Chicago Style (17th ed.) CitationHellwig, Zdzisław Henryk. Linear Regression and Its Application to Economics. Oxford: Pergamon Press, 1963.
MLA (9th ed.) CitationHellwig, Zdzisław Henryk. Linear Regression and Its Application to Economics. Pergamon Press, 1963.