Vigor of ponderosa pine trees surviving mountain pine beetle attack /

Chicago citation style
Kaufmann, Merrill R. Vigor of ponderosa pine trees surviving mountain pine beetle attack /. [1984]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007414392. (Accessed December 19, 2018.)
APA citation style
Kaufmann, Merrill R, ([1984]) Vigor of ponderosa pine trees surviving mountain pine beetle attack /. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/007414392
MLA citation style
Kaufmann, Merrill R. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/007414392>.
Note: These citations are programmatically generated and may be incomplete.