khalid, r. o. (1962). agriculture versus industralization. the institute of national planning.
Chicago-čujuhus (17. p.)khalid, r. o. Agriculture Versus Industralization. cairo: the institute of national planning, 1962.
MLA-čujuhus (9. p.)khalid, r. o. Agriculture Versus Industralization. the institute of national planning, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.