Ferguson Alex. (2015). Leading. Hodder & Stoughton.
Chicago-čujuhus (17. p.)Ferguson Alex. Leading. London: Hodder & Stoughton, 2015.
MLA-čujuhus (9. p.)Ferguson Alex. Leading. Hodder & Stoughton, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.