APA-čujuhus (7. p.)
White Book - U.S. Retail Monthly (January 2007). Bernstein Institutional Services LLC.
Chicago-čujuhus (17. p.)
White Book - U.S. Retail Monthly (January 2007). Bernstein Institutional Services LLC.
MLA-čujuhus (9. p.)
White Book - U.S. Retail Monthly (January 2007). Bernstein Institutional Services LLC.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.