Hayden, G. L. (1950). Karen and the cobra. Review and Herald.
Chicago-čujuhus (17. p.)Hayden, Gwedolen Lampshire. Karen and the Cobra. Review and Herald, 1950.
MLA-čujuhus (9. p.)Hayden, Gwedolen Lampshire. Karen and the Cobra. Review and Herald, 1950.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.