APA-čujuhus (7. p.)

(1988). Inventors and discoverers: Changing our: World. National Geographic Society.

Chicago-čujuhus (17. p.)

Inventors and Discoverers: Changing Our: World. Washington D.C.: National Geographic Society, 1988.

MLA-čujuhus (9. p.)

Inventors and Discoverers: Changing Our: World. National Geographic Society, 1988.

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