Waldroop, J. (2000). The 12 Bad Habits. Doubleday.
Chicago-čujuhus (17. p.)Waldroop, James. The 12 Bad Habits. New York: Doubleday, 2000.
MLA-čujuhus (9. p.)Waldroop, James. The 12 Bad Habits. Doubleday, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.