(2021). COVER crops and sustainable agriculture. CRC Press.
Chicago-čujuhus (17. p.)COVER Crops and Sustainable Agriculture. CRC Press, 2021.
MLA-čujuhus (9. p.)COVER Crops and Sustainable Agriculture. CRC Press, 2021.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.