Samuelson, Paul A. 1915- Economics / Paul A. Samuelson and William D. Nordhaus with the assistance of Michael J. Mandel - 15th ed. - New York : McGraw-Hill, 1995 - xxxvii, 789 p. : ill. ; 26 cm. ISBN: 0070549818 LCCN: 94-30972 Subjects--Topical Terms: Economics