Wonnacott, P. (1982). Economics (2nd ed.). McGraw-Hill.
Chicago-čujuhus (17. p.)Wonnacott, Paul. Economics. 2nd ed. New York: McGraw-Hill, 1982.
MLA-čujuhus (9. p.)Wonnacott, Paul. Economics. 2nd ed. McGraw-Hill, 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.