Bradley, D. P., & Lothner, D. C. (1987). Achieving wood energy potentials: Evidence in Northeastern Minnesota. North Central Forest Experiment Station.
Cita Chicago Style (17a ed.)Bradley, Dennis P., y David C. Lothner. Achieving Wood Energy Potentials: Evidence in Northeastern Minnesota. Minnesota: North Central Forest Experiment Station, 1987.
Cita MLA (9a ed.)Bradley, Dennis P., y David C. Lothner. Achieving Wood Energy Potentials: Evidence in Northeastern Minnesota. North Central Forest Experiment Station, 1987.
Precaución: Estas citas no son 100% exactas.