APA (7th ed.) Citation

Hadfield, J. S., Mathiasen, R. L., & Hawksworth, F. G. (2000). Douglas-fir dwarf mistletoe (Rev. Feb. 2000.). U.S. Dept. of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

Hadfield, James S., Robert L. Mathiasen, and Frank G. Hawksworth. Douglas-fir Dwarf Mistletoe. Rev. Feb. 2000. [Washington, D.C.?]: U.S. Dept. of Agriculture, Forest Service, 2000.

MLA (9th ed.) Citation

Hadfield, James S., et al. Douglas-fir Dwarf Mistletoe. Rev. Feb. 2000. U.S. Dept. of Agriculture, Forest Service, 2000.