Cramer Gail C. (2001). Agricultural Economics (8th.). John Wiley & Sons Inc.
Chicago-čujuhus (17. p.)Cramer Gail C. Agricultural Economics. 8th. New York: John Wiley & Sons Inc, 2001.
MLA-čujuhus (9. p.)Cramer Gail C. Agricultural Economics. 8th. John Wiley & Sons Inc, 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.