sack, k. (1964). special conceptions of socialist economy. the institute of national planning.
Chicago-čujuhus (17. p.)sack, kurt. Special Conceptions of Socialist Economy. cairo: the institute of national planning, 1964.
MLA-čujuhus (9. p.)sack, kurt. Special Conceptions of Socialist Economy. the institute of national planning, 1964.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.