Myerson, G., & Rydin, Y. Language of environment.
Chicago-čujuhus (17. p.)Myerson, G., juo Y. Rydin. Language of Environment.
MLA-čujuhus (9. p.)Myerson, G., juo Y. Rydin. Language of Environment.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.