APA-čujuhus (7. p.)

Twain, M. (2001). Roughing it. Digital Scanning.

Chicago-čujuhus (17. p.)

Twain, Mark. Roughing It. Scituate, Mass.: Digital Scanning, 2001.

MLA-čujuhus (9. p.)

Twain, Mark. Roughing It. Digital Scanning, 2001.

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