Westermarck, N. (1957). Finnish agriculture. (2nd ed.). Pellervo Society.
Chicago-čujuhus (17. p.)Westermarck, Nil's. Finnish Agriculture. 2nd ed. Helsinki: Pellervo Society, 1957.
MLA-čujuhus (9. p.)Westermarck, Nil's. Finnish Agriculture. 2nd ed. Pellervo Society, 1957.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.