Maddala, G.S. Introduction to Economics/ G.S. Maddala - 3rd ed. - Singapore; John Wiley & Sons; 2005. - xvi, 636 p.: ill; 22.5 cm. Include index. ISBN: 9971-51-383-8 Subjects--Topical Terms: Economics Dewey Class. No.: 330.1 / MAD-I