APA-čujuhus (7. p.)
Kemp, D. D. The Environment Dictionary. Routledge.
Chicago-čujuhus (17. p.)
Kemp, David D. The Environment Dictionary. Nueva York, EUA: Routledge.
MLA-čujuhus (9. p.)
Kemp, David D. The Environment Dictionary. Routledge.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.