COHEN, R. (1949). Economics of agriculture. Cambridge University Press.
Chicago-čujuhus (17. p.)COHEN, R.L. Economics of Agriculture. Cambridge: Cambridge University Press, 1949.
MLA-čujuhus (9. p.)COHEN, R.L. Economics of Agriculture. Cambridge University Press, 1949.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.