Harford, T. (2010). Dear Under Cover Economist: The very best Letters from the 'Dear Economist' Column. Littele Brown.
Chicago-čujuhus (17. p.)Harford, Tim. Dear Under Cover Economist: The Very Best Letters from the 'Dear Economist' Column. Londn: Littele Brown, 2010.
MLA-čujuhus (9. p.)Harford, Tim. Dear Under Cover Economist: The Very Best Letters from the 'Dear Economist' Column. Littele Brown, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.