(1897). Yearbook of the United States Department of Agriculture: научное издание.
Chicago-čujuhus (17. p.)Yearbook of the United States Department of Agriculture: научное издание. 1897.
MLA-čujuhus (9. p.)Yearbook of the United States Department of Agriculture: научное издание. 1897.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.