ROBINSON, J. (1965). Exercises in economic analysis. Macmillan.
Cita Chicago (17th ed.)ROBINSON, Joan. Exercises in Economic Analysis. London: Macmillan, 1965.
Cita MLA (9th ed.)ROBINSON, Joan. Exercises in Economic Analysis. Macmillan, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.