APA-čujuhus (7. p.)

(2007). Organically produced foods (third edition.).

Chicago-čujuhus (17. p.)

Organically Produced Foods. third edition. 2007.

MLA-čujuhus (9. p.)

Organically Produced Foods. third edition. 2007.

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