Becker, W. E., & Watts, M. (1999). Teaching economics to undergraduates: Alternatives to chalk and talk. E. Elgar.
Cita Chicago (17th ed.)Becker, William E., i Michael Watts. Teaching Economics to Undergraduates: Alternatives to Chalk and Talk. Cheltenham, [Eng.]: E. Elgar, 1999.
Cita MLA (9th ed.)Becker, William E., i Michael Watts. Teaching Economics to Undergraduates: Alternatives to Chalk and Talk. E. Elgar, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.