Principles of economics
Ruffin, Roy,
Principles of economics Roy J. Ruffin, Paul R. Gregory. - 6th ed. - Reading, Mass. Addison-Wesley 1997. - 1 v. (various pagings) : illustration ; 25 cm. - The HarperCollins series in economics .
0673994880 RM176.54
Economics
Principles of economics Roy J. Ruffin, Paul R. Gregory. - 6th ed. - Reading, Mass. Addison-Wesley 1997. - 1 v. (various pagings) : illustration ; 25 cm. - The HarperCollins series in economics .
0673994880 RM176.54
Economics
