McConnell, Cambell R Economics : princeples, problems and policies / Cambell R McConnell and Stanly L Brue - 13th ed. - New York : MacGraw Hill, c1996. - xxxiv, 82 p. ; ill. ; 23 cm. ISBN: 0070468141 LCCN: Subjects--Topical Terms: Economics LC Class. No.: HB171.5 / .M139 1996