(1949). Controllership in a competitive economy.
Chicago-čujuhus (17. p.)Controllership in a Competitive Economy. 1949.
MLA-čujuhus (9. p.)Controllership in a Competitive Economy. 1949.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.