hansen, b. (1965). marginal productivity wage theory and subsistence agriculture. the institute of national planning.
Chicago-čujuhus (17. p.)hansen, bent. Marginal Productivity Wage Theory and Subsistence Agriculture. cairo: the institute of national planning, 1965.
MLA-čujuhus (9. p.)hansen, bent. Marginal Productivity Wage Theory and Subsistence Agriculture. the institute of national planning, 1965.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.