lohr, v. (1974). problems of determining the role of agriculture in the development of national economy and society. the institute of national planning.
Chicago-čujuhus (17. p.)lohr, v. Problems of Determining the Role of Agriculture in the Development of National Economy and Society. cairo: the institute of national planning, 1974.
MLA-čujuhus (9. p.)lohr, v. Problems of Determining the Role of Agriculture in the Development of National Economy and Society. the institute of national planning, 1974.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.