Woudenberg, S. W., & Farrenkopt, T. O. (1995). The westwide forest inventory data base: User's manual. Intermountain Research Station.
Chicago-čujuhus (17. p.)Woudenberg, Sharon W., juo Thomas O. Farrenkopt. The Westwide Forest Inventory Data Base: User's Manual. Ogden: Intermountain Research Station, 1995.
MLA-čujuhus (9. p.)Woudenberg, Sharon W., juo Thomas O. Farrenkopt. The Westwide Forest Inventory Data Base: User's Manual. Intermountain Research Station, 1995.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.