Doughton, M., & Hooper, J. (2013). Fault finding and diagnosis (Second edition.). Cengage Learning.
Chicago-čujuhus (17. p.)Doughton, Malcolm, juo John Hooper. Fault Finding and Diagnosis. Second edition. Hampshire, England: Cengage Learning, 2013.
MLA-čujuhus (9. p.)Doughton, Malcolm, juo John Hooper. Fault Finding and Diagnosis. Second edition. Cengage Learning, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.