Sexton, Robert L. Exploring economics / Robert L. Sexton. - 2nd ed. - Australia : South-Western Publishing, 2002 - xxxi, 670, [71] p. : col. ill. ; 29 cm. Includes index ISBN: 0030338921 (hardcover) RM429.94 LCCN: 2001-090202 Subjects--Topical Terms: Economics