(1973). Master works of economics. McGraw-Hill.
Chicago-čujuhus (17. p.)Master Works of Economics. New York: McGraw-Hill, 1973.
MLA-čujuhus (9. p.)Master Works of Economics. McGraw-Hill, 1973.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.