@book{1101, author = {Samuelson, Paul A. and Nordhaus, William D.}, title = {Economics /}, publisher = {Irwin/McGraw-Hill,}, year = {c1998.}, address = {Boston, Mass :}, edition = {16th ed.}, note = {Also issued in two separate volumes under titles: Macroeconomics, sixteenth ed. and Microeconomics, sixteenth ed.} }