Adams, T. C. (1976). Economic availability of logging residue in the Douglas-fir region. Pacific Northwest Forest and Range Experiment Station, USDA Forest Service.
Chicago-Zitierstil (17. Ausg.)Adams, Thomas C. Economic Availability of Logging Residue in the Douglas-fir Region. Portland, Or: Pacific Northwest Forest and Range Experiment Station, USDA Forest Service, 1976.
MLA-Zitierstil (9. Ausg.)Adams, Thomas C. Economic Availability of Logging Residue in the Douglas-fir Region. Pacific Northwest Forest and Range Experiment Station, USDA Forest Service, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.