sachse, e. (1962). some experience and problems of manpower planning. the institute of national planning.
Chicago-čujuhus (17. p.)sachse, e. Some Experience and Problems of Manpower Planning. cairo: the institute of national planning, 1962.
MLA-čujuhus (9. p.)sachse, e. Some Experience and Problems of Manpower Planning. the institute of national planning, 1962.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.