Allen, E. T. (2023). The Western Hemlock. Government Printing Office, Washington.
Chicago-čujuhus (17. p.)Allen, Edward T. The Western Hemlock. Government Printing Office, Washington, 2023.
MLA-čujuhus (9. p.)Allen, Edward T. The Western Hemlock. Government Printing Office, Washington, 2023.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.