Cita APA (7th ed.)
Fusfeld, D. (1982). Economics: Principle of political economy. Scott,Foresmann.
Cita Chicago (17th ed.)
Fusfeld, Daniel. Economics: Principle of Political Economy. Dallas: Scott,Foresmann, 1982.
Cita MLA (9th ed.)
Fusfeld, Daniel. Economics: Principle of Political Economy. Scott,Foresmann, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.