Drug Today. Lorina Publications.
Chicago-čujuhus (17. p.)Drug Today. India: Lorina Publications.
MLA-čujuhus (9. p.)Drug Today. Lorina Publications.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
APA-čujuhus (7. p.)