Mankiw, N. G. (2006). Workbook and study guide to economics. Thomson Learning.
Chicago-čujuhus (17. p.)Mankiw, N Gregory. Workbook and Study Guide to Economics. London: Thomson Learning, 2006.
MLA-čujuhus (9. p.)Mankiw, N Gregory. Workbook and Study Guide to Economics. Thomson Learning, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.