Note 9 — Cavity-Nesting Birds of North American Forests
Reading edition
DeWeese, Lawrence R., Charles J. Henny, Randy L. Floyd, Kathie A. Bobal, and Albert W. Shultz. U.S. Fish and Wildlife Service. Impact of Trichlorfon (Dylox) and Carbaryl (Sevin-4-oil) on breeding birds in southwestern Montana forests.