Johnson, J. (2008). SwitchPoints. John Wiley & Sons Ltd.
Chicago-čujuhus (17. p.)Johnson, Judy. SwitchPoints. England: John Wiley & Sons Ltd, 2008.
MLA-čujuhus (9. p.)Johnson, Judy. SwitchPoints. John Wiley & Sons Ltd, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.