ROBINSON, J. (1965). Exercises in economic analysis. Macmillan.
Chicago-čujuhus (17. p.)ROBINSON, Joan. Exercises in Economic Analysis. London: Macmillan, 1965.
MLA-čujuhus (9. p.)ROBINSON, Joan. Exercises in Economic Analysis. Macmillan, 1965.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.