Baker, W. L. (1972). Eastern forest insects. U.S. Forest Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Chicago-referens (17:e uppl.)Baker, Whiteford Lee. Eastern Forest Insects. [Washington]: U.S. Forest Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1972.
MLA-referens (9:e uppl.)Baker, Whiteford Lee. Eastern Forest Insects. U.S. Forest Service; for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.