Bell, J. (1999). Doing your research project (3rd.). Viva.
Chicago-čujuhus (17. p.)Bell, Judith. Doing Your Research Project. 3rd. New Delhi: Viva, 1999.
MLA-čujuhus (9. p.)Bell, Judith. Doing Your Research Project. 3rd. Viva, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.