APA-čujuhus (7. p.)

Harvard Business School. (2008). Harvard. Harvard Busines School.

Chicago-čujuhus (17. p.)

Harvard Business School. Harvard. Boston: Harvard Busines School, 2008.

MLA-čujuhus (9. p.)

Harvard Business School. Harvard. Harvard Busines School, 2008.

Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.